Jupiter, Saturn, Uranus, and Neptune are less dense than Earth, as shown in the third answer option.
How is this possible?Rocky planets, like Earth, are denser.Gas planets have lower densities.Although Jupiter, Saturn, Uranus, and Neptune are planets that are larger than Earth and have more mass, they are less dense than Earth.
This happens because the material that makes up these planets has very different density levels, since the gases present low density, unlike the rocks that present high density.
In this case, the rocks present on Earth make the planet denser than Jupiter, Saturn, Uranus, and Neptune, which only have gases in their compositions.
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_________. units of hereditary information composed of DNA. They have direct cells to reproduce themselves and manufacture the proteins that maintain life
Genes are units of hereditary information composed of DNA. DNA makes up genes, which are units of hereditary information.
They can tell cells to make more copies of themselves and make the proteins that keep life going. Genes are what pass on traits from one generation to the next.
They are also very important to the growth and functioning of all living things. Each gene has a specific sequence of DNA that tells the cell to make a certain protein, which is needed for life.
The proteins that genes tell cells to make are responsible for a wide range of tasks, from supporting the structure to breaking down food.
Without genes, there would be no life as we know it.
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50 POINTS PLS HELP
Chemicals like polybrominated diphenyl ethers (PBDE) are present in the water in the Great Lakes. These chemicals are toxic when absorbed by the body. Which human health effect(s) can result from the PBDEs in the Great Lakes?
I. Thyroid and neurobehavioral disorders
II. Cancer
III. Birth defects and infertility
A. II only
B. I and II
C. II and III
D. I, II, and III
Answer:
D. I, II, and III
Explanation:
quick search gives you the answer
Chemicals like polybrominated diphenyl ethers (PBDE) can cause Thyroid and neurobehavioral disorders, Cancer and Birth defects and infertility. thus option D is correct.
What is neurobehavioral disorder?Neurobehavioral disorder is defined as a category of illnesses that impair nervous system development, resulting in aberrant brain function that can affect emotion, learning ability, self-control, and memory.
Neurobehavioral disorders are a broad category of behavioral impairments associated with brain disease s well as transient and permanent brain impairments, and/or injury.
There are basically four types of neurobehavioral disorder.
Attention Defect / Hyperactivity disorderAutism spectrum disorderObsessive compulsive disorderTourette disorderPolybrominated diphenyl ethers is defined as industrial chemicals whose quantities in the aquatic environment are increasing exponentially.
The chemical used in industry are very hazardous to human health can cause many health problems .
Thus, chemicals like polybrominated diphenyl ethers (PBDE) can cause Thyroid and neurobehavioral disorders, Cancer and Birth defects and infertility. thus option D is correct.
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Where do the reactions for photosynthesis happen in a cell? Why is it important?
The reactions for photosynthesis happen in the chloroplast of the cell, an organelle that is unique to plant cells.
What is Photosynthesis?Photosynthesis may be defined as the process through which green plants and some algae synthesize their own food (glucose) with the help of carbon dioxide and water in the presence of sunlight.
The light reaction of the photosynthesis occurs in the thylakoid region of the chloroplast, while the dar reaction occurs in the stroma of the chloroplast.
This is important because the needs for both reactions are delivered by different regions. For example, the enzymes of the stroma do not require light but require ATP and NADPH which are already prepared by the light reaction in the thylakoid membrane.
The light reaction uses light energy that produces ATP and NADPH.
Therefore, it is well described above.
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(1) What will happen to the population of deer with no predators in their food web?
(2) What will happen to other species of plants and herbivores on the island?
(3) What could scientists do to balance this ecosystem?
Answer:
The population would increase okay the plants and herbivores would decrease because of the deers and lack of enough food I had to think about it
Explanation:
I don't know the other sorry..
aneuploidy can result due to which type of mutation(s
A major cause of aneuploidy is “chromosome instability.
Does aneuploidy cause mutation?Aneuploidy impairs the karyotype and thus the species, independent of mutation because it buys highly conserved teams of proteins that segregate, synthesize and repair chromosomes. Likewise, it destabilizes genes.
We conclude that the transition of stable diploid to rocky aneuploid cell species is the primary cause of preneoplastic and neoplastic genomic insecurity and of cancer and that mutations are secondary.
So we can conclude that Aneuploidy: Extra or absent chromosomes. Changes in a cell's genetic material are called mutations.
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The image shows an energy pyramid. Vulture Coyote Prairie dog Grass Which statement about how energy flows through this ecosystem is supported by this ecological pyramid? OA. The highest trophic level has the most available energy because vultures are a tertiary consumer. B. The organisms of the second trophic level obtain their energy from the coyotes located in the third trophic level. C. The grasses' trophic level has the most energy, but only some of that energy moves to the second trophic level. D. The third trophic level is made up of prairie dogs that get their matter and energy from the grasses.
The third trophic level is made up of prairie dogs that get their matter and energy from the grasses (option d).
The energy pyramid depicted in the image illustrates the flow of energy through an ecosystem. In an energy pyramid, each level represents a trophic level, indicating the position of organisms in a food chain. The pyramid narrows as it ascends, indicating the decrease in available energy at higher trophic levels.
In this specific pyramid, the lowest trophic level is occupied by the grass. This makes sense because grass is a producer that captures energy from the sun through photosynthesis. As a result, it possesses the most energy within the ecosystem.
Moving up the pyramid, the second trophic level is occupied by the prairie dogs. They are herbivores that primarily consume grass for their energy needs. This demonstrates that the prairie dogs acquire their matter and energy from the grasses, supporting option D.
The third trophic level contains the coyotes, which are tertiary consumers. Tertiary consumers feed on other consumers, not producers. Therefore, option A is incorrect since vultures, not coyotes, are tertiary consumers in this ecosystem.
Option B is also incorrect because the coyotes do not obtain their energy from other coyotes located in the third trophic level. They acquire their energy indirectly from the grasses through the prairie dogs.
Finally, option C is incorrect as it states that the grasses' trophic level has the most energy. While the grasses are indeed the primary producers and possess the most energy, not all of that energy moves to the second trophic level.
Thus, the correct statement supported by the ecological pyramid is option D: The third trophic level is made up of prairie dogs that get their matter and energy from the grasses.
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The pictures below show a polar bear, Arctic hare, and Arctic fox.
bear, fox, hare.bmp
Which of the following explains why these animals have white fur?
Answer:
Answer: Polar Bear
Explanation:
Polar bears have white fur so that they can camouflage into their environment. Their coat is so well camouflaged in Arctic environments that it can sometimes pass as a snow drift. Interestingly, the polar bear’s coat has no white pigment; in fact, a polar bear’s skin is black and its hairs are hollow. They have a thick layer of body fat, which keeps them warm while swimming, and a double-layered coat that insulates them from the cold Arctic air.
Answer:
bear
Explanation:
because I looked it up
Which conditions are possible reasons for declining genetic diversity of a species.
Answer:
Explanation:
loss of habitat
inbreeding
environmental changes
widespread distribution
What is an example of hierarchy representation of information
Answer:
What is hierarchy? A hierarchy is a way of organizing things that goes from high to low. It can be used to refer to a wide number of systems, organizations and even physical objects that represent a hierarchical structure. Keep reading for hierarchy examples that you see every day.
Everyday Hierarchy Examples
Hierarchy systems rank categories from top to bottom. For example, in a typical family system, the parents have the most authority, followed by the children, then followed by the pets. Take a look around you; you may find more hierarchy examples than you think!
The human body itself is a hierarchy. We are made up of systems of organs, which are made up of individual organs. Those organs are composed of tissues, then cells, then organelles. The final category of a human body hierarchy are the atoms that make up the organelles.
Political systems are hierarchies. In America, the hierarchy starts at the top with the president, and then the vice president, then the speaker of the house, then the president of the Senate, followed by the secretary of state.
Your family tree is a hierarchy starting back with your first ancestors. Their children had children, then those children had children, and so on until your family produced you. You are the child of two distinct genetic parents, and your children will be the next category of this hierarchy.
Human needs are often represented as a hierarchy (such as in Abraham Maslow's Hierarchy of Needs). The most important are your physical needs, such as eating, drinking and sleeping, followed by security. After that is a sense of love and belonging, then confidence and esteem, and finally, self-actualization — the stuff that makes you who you are like creativity, values, acceptance of facts.
The military is a hierarchy. At the very top of the Army, for example, is the authority of the general, followed by the lieutenant-general, followed by the brigadier general, then general, colonel, lieutenant colonel, major, captain, first lieutenant, second lieutenant, master sergeant, sergeant, corporal, then private.
More Examples of Hierarchy Systems
Take a look at even more hierarchy examples that you may already know and use. You'll find that much of science and geography depends on hierarchies as well!
The classification of living things is developed as a hierarchy. Kingdom, phylum, class, order, family, genus, and finally species are the levels of organization in the field, which is known as taxonomy.
Babushka dolls, also known as matryoshka dolls or Russian nesting dolls, are a Russian toy in one large doll holds a smaller doll. That smaller doll holds an even smaller doll, which holds an even smaller doll, and so on. This is known as a nested hierarchy and is used to describe things other than matryoshkas.
Every postal address in our country is a hierarchy with the highest level being the country itself — the United States. After that, the postal address is listed by state, city, street, building, and sometimes the apartment or room number.
Similarly, our political boundaries are hierarchies. It begins with the federal government, then the state government, then city, town, and then borough or municipality, depending on the location.
The workplace is typically a hierarchy. The titles begin with CEO and then descend down the executive ladder to the COO, then to a president, a vice president, a manager, an assistant manager, and then individual employees.
Churches are often hierarchical systems. For example, the Anglican Church has the monarch at the top, followed by the archbishop of canterbury, then the archbishop of york, then the bishops, followed by deaneries, and finally a vicar.
Poker hands are often grouped in hierarchies, with the royal flush as the most valuable hand. It is followed by the straight flush, the 4 of a kind, the full house, the flush, the straight, the 4 of a kind, the 3 of a kind, the 2 pairs, 1 pair, and finally a high card.
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Hierarchies Organize Our World
Now you have seen many different hierarchy examples and structures that are classified as hierarchies. These examples should help you to better understand what hierarchy is and how hierarchies work. For more information on organizing concepts, take a look at different
Explanation:
Which of the features of this carbon-based macromolecule can be used to distinguish it from the other biological molecules?
Answer:
there are four major classes of biological macromolecules: 1. Proteins (polymers of amino acids) 2. Carbohydrates (polymers of sugars) 3. Lipids (polymers of lipid monomers) 4. Nucleic acids (DNA and RNA; polymers of nucleotides) Let’s take a closer look at the differences between the difference classes. Now that we’ve discussed the four major classes of biological macromolecules (carbohydrates, lipids, proteins, and nucleic acids).
Hopefully, this helps! And have a great rest of your day! :D
This question is incomplete. But I can answer Based on my previous knowledge.
The content of the Carbon-based macromolecules is the features that differentiate them from others.
The characteristics of a biomolecule are:
A chemical compound found in living organismsThey are formed by chemical substances composed mainly by:
CarbonHydrogenOxygenNitrogenSulfurPhosphorusBiomolecules are the foundation of life and fulfill essential functions for living organisms. Additionally, Biomolecules can be:
Lipids, composed of Carbon (C), Hydrogen (H), Oxygen (O), and sometimes Phosphorus (P), Nitrogen (N), and Sulfur (S)Carbohydrates, composed of Carbon (C), Hydrogen (H), and oxygen (O)Proteins Carbon (C), Hydrogen (H), Oxygen (O), Nitrogen (N), Sulfur (S), and in some cases Phosphorus (P)Nucleic acids Carbon (C), Hydrogen (H), Oxygen (O), Nitrogen (N), and Phosphorus (P)According to the above, each biomolecule can distinguish by the elements that compose it.
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Please help
1. Describe specific anatomical characteristics for typical cervical, thoracic, and lumbar vertebrae
2. Describe the structure of an osteon.
1.) Specific anatomical characteristics of typical cervical, thoracic, and lumbar vertebrae:
- Cervical vertebrae: There are seven cervical vertebrae in the human spine, located in the neck region. They are smaller and more delicate than the thoracic and lumbar vertebrae. Cervical vertebrae have a bifid (split) spinous process and transverse foramina, which allow passage of the vertebral arteries and veins that supply blood to the brain. They also have small, oval-shaped vertebral bodies and relatively large vertebral arches.
- Thoracic vertebrae: There are twelve thoracic vertebrae in the human spine, located in the upper back region. They are larger and more robust than the cervical vertebrae. Thoracic vertebrae have long, downward-pointing spinous processes and costal facets for articulation with the ribs. They also have heart-shaped vertebral bodies that are larger than those of the cervical vertebrae, but smaller than those of the lumbar vertebrae.
- Lumbar vertebrae: There are five lumbar vertebrae in the human spine, located in the lower back region. They are the largest and strongest of the vertebrae. Lumbar vertebrae have short, thick spinous processes and large, kidney-shaped vertebral bodies. They also have broad, flat transverse processes and no costal facets, as they do not articulate with the ribs.
2.) Structure of an osteon:
An osteon (also called a Haversian system) is a cylindrical unit of compact bone tissue that forms the basic structural and functional unit of bone. It consists of concentric layers of bone tissue called lamellae, which are arranged around a central canal called the Haversian canal. The Haversian canal contains blood vessels and nerves that supply nutrients and oxygen to the bone cells (osteocytes) and remove waste products. The osteocytes are located in small spaces called lacunae, which are connected by tiny channels called canaliculi. The canaliculi allow the osteocytes to exchange nutrients and waste products with each other and with the blood vessels in the Haversian canal. The osteons are interconnected by perforating canals called Volkmann's canals, which allow blood vessels and nerves to penetrate the bone tissue and connect adjacent osteons. Together, the osteons form a strong and flexible matrix that gives bone its characteristic strength and resilience.
When a river makes an "S" shape, cutting through the land, the process is known as
i think its abrasion
Answer:
Erosion
Explanation:
A barista is asked to make a customer an iced tea. They pour a cup of cold
water, add ice cubes and a teabag. Fifteen minutes later the brew is not yet
ready, and the customer is getting annoyed. They fetch their boss who tells
them that iced tea is made by adding the teabag to hot water first and then
cooling it down. Why is this?
One must use hot water because the temperature allows to extract the flavour in a more efficient way.
Why we must use hot water?The process of making iced tea by adding the teabag to hot water first and then cooling it down is a common practice for several reasons:
Extraction of Flavor: Hot water helps to extract the flavor compounds from the tea leaves more efficiently. When tea is steeped in hot water, the heat causes the compounds responsible for flavor and aroma to dissolve into the water more readily, resulting in a stronger and more flavorful brew.
Infusion of Tea Leaves: The hot water allows the tea leaves to fully infuse and release their flavors, oils, and other components into the water. This process contributes to a more robust and well-rounded taste profile.
Dilution and Consistency: When iced tea is made with hot water first, it is usually brewed to be slightly stronger than desired. This is because the ice added later will dilute the brew to the desired strength. By initially brewing the tea with hot water, the dilution caused by adding ice cubes ensures that the final drink is not weak or watery.
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The volume of space in an atom where an electron is likely to be found is called the ______ of that electron. Multiple choice question.
Answer:
The volume of space in an atom where an electron is likely to be found is called the orbital of that electron.
why do muscles pull but not push
Explanation:
Muscles can pull bones, but they can't push them back to the original position. So they work in pairs of flexors and extensors. The flexor contracts to bend a limb at a joint. Then, when the movement is completed, the flexor relaxes and the extensor contracts to extend or straighten the limb at the same joint.
Answer:
the muscles are designed to only contract
Explanation:
the muscles would not be able to pull if the two protein molecules are not present.
Carbon Cycle: Reflect
Write a reflection about your learning in this unit. Your reflection should be at least 3 sentences (preferably 4-5). Use the following sentence starters as a guide.
- I feel confident using models is a good way to explore the carbon cycle because...
- It is challenging to see the relationships between photosynthesis and cellular respiration because...
- Models are useful when studying the cycling of carbon because...
In the carbon cycle, carbon interchanges into other compounds and transfers among the biosphere, geosphere, and hydrosphere.
What is the carbon cycle?The conversion of carbon into its other compounds in the atmosphere is called the carbon cycle.
I feel confident using models is a good way to explore the carbon cycle because learning about the carbon cycle is easy by a model. It is challenging to see the relationships between photosynthesis and cellular respiration because the carbon dioxide released in cellular respiration is absorbed by the plants and they use it in photosynthesis.
Models are useful when studying the cycling of carbon because it makes it easy to understand.
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This chart gives data on greenhouse gas emissions in the United States from 1990 to 2013. Which questions would help clarify the evidence in the chart? Graph of U.S. Greenhouse Gas Emissions by Gas, 1990-2013. Horizontal line, 1990-2013. Bottom to above, gases shaded are Fluorinated, Other greenhouse, Methane, Carbon Dioxide in million metric tons of carbon dioxide equivalents ranging from 0-8,000.
The questions that would help clarify the evidence in the chart are:
A. What percentage of total greenhouse gas emissions is caused by natural sources?
C. Why are carbon dioxide emissions so much higher than other greenhouse gases?
What are greenhouse gases?A greenhouse gas is a particular kind of gas that both absorbs and emits radiant radiation, which causes the atmosphere to warm.
Methane, nitrous oxide, carbon dioxide, and other manmade compounds are among the main greenhouse gases.
Carbon dioxide is cited as the most significant greenhouse gas since it now contributes the most to the warming caused by human activity,
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Complete question:
This chart gives data on greenhouse gas emissions in the United States from 1990 to 2013. Which questions would help clarify the evidence in the chart? Select ALL the correct answers.
1. What percentage of total greenhouse gas emissions is caused by natural source?
2. Should industries emitting carbon dioxide in huge amounts be fined or punished?
3. Why are carbon dioxide emissions so much higher than other greenhouse gases?
4. Why did the quantity of carbon dioxide emissions stay constant throughout the period?
5. What is the chemical formula for methane?
7.Explain what the placebo effect is, and how you might design an experiment (for example, a drug test) to avoid having your results influenced by it.
Placebo is something used in experiments to proove that a drug for example is effective. In these experiments several people are summoned, a group receives the drug in question and the other group the placebo that is a substance (or the inactive drug) with no positive or negative effect on health. The participants in the clinical trial don’t know if they receive the real thing or the placebo. Researchers can measure if the drug works by comparing how both groups react. In this way the effectiveness of the drug is tested in comparison with the placebo.
Sometimes a person can have a response to a placebo and so the placebo effect occurs. For instance the person may have what appears to be side effects from the treatment (positive effect). Your mind can be a powerful healing tool when given the chance, your brain can convince your body a fake treatment is the real thing. Some people can experiment a negative effect and symptoms may improve.
recent mass extinction
Does the Hardy Weinberg principle describe a real population, or a hypothetical population? Why?
Answer:
The Hardy-Weinberg principle describes a hypothetical population because it assumes that certain conditions are met, such as random mating, a large population size, no mutations, no migration, and no natural selection. While real populations may not perfectly meet these conditions, the Hardy-Weinberg principle provides a useful theoretical framework for understanding the genetic makeup of populations and how it may change over time. By comparing the observed frequencies of alleles and genotypes in a population to those expected under the Hardy-Weinberg equilibrium, researchers can test whether certain evolutionary forces are acting on the population.
The Hardy-Weinberg principle describes a hypothetical population. It uses a mathematical model predicting genetic equilibriums if certain assumptions like no mutation, random mating, and no selection are met, which are hard to achieve in real life populations.
Explanation:The Hardy-Weinberg principle describes a hypothetical population, not a real population. It is a principle in genetics that provides a mathematical model describing genetic equilibrium in a population. This means it predicts frequencies of different genetic types within a population over time if certain assumptions are met.
These assumptions include no mutation, random mating, no gene flow, infinite population size, and no selection. In reality, these conditions are practically impossible to achieve, therefore the principle is most useful as a starting point for understanding how real populations evolve.
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Write a 500-word research report on a pathogenic bacterium that is not discussed in this unit (you may choose one from the table in the pathogenic bacteria section of the Eubacteria lesson). Include the history, the scientific name of the bacterium, vectors, symptoms, etc.
We wrote a 500-word research report on Salmonella
SalmonellaSalmonella (Salmonellosis) is a bacterium of the Enterobacteriaceae family that causes food poisoning and, in rare cases, can cause serious infections and even death.
Salmonella is a bacterium that has two species that cause disease in humans:
S. enterica S. bongori.Salmonella enterica, of major public health relevance, is composed of six subspecies.
Transmission occurs with the ingestion of food contaminated with animal feces, the bacteria is normally found in animals such as
ChickensPigsReptilesAmphibiansCows and even domestic animals such as dogs and cats.In this way, any food that comes from these animals or that has come into contact with their feces can be considered routes of transmission of Salmonella (Salmonellosis).
With this information, we can complete the 500 word research report on Salmonella.
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The occipital lobe in your left hemisphere receives information from:
a. The left side
b. The right side
c. The right eye
d. The left eye
The occipital lobe in the left hemisphere of the brain receives visual information from the
b. right side of the visual field of both eyes.
This phenomenon is known as contralateral processing, where the left hemisphere receives information from the right side of the body and vice versa. The right visual field is processed by the left occipital lobe, while the left visual field is processed by the right occipital lobe. This is because visual information from each eye is transmitted to both hemispheres of the brain, with each hemisphere processing information from the opposite visual field. The occipital lobe is responsible for processing visual information, such as recognizing shapes, colors, and objects, and creating a coherent visual perception of the environment. Therefore, the left occipital lobe plays a crucial role in the processing of visual information from the right visual field.
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Chemical hand warmers come wrapped in plastic.
What happens when the plastic is removed and the chemicals inside come in
contact with the oxygen in the air?
A. The mixture of chemicals takes in coldness from its surroundings.
B. A chemical reaction transforms thermal energy into chemical
energy
C. A chemical reaction transforms chemical energy into thermal
energy.
D. The mixture of chemicals takes in heat from its surroundings.
Answer:
B. A chemical reaction transforms thermal energy into chemical energy
Explanation:
I hope it helps <3
Answer:
C is the correct answer
Explanation:
How are cells able to guarantee that are DNA is always replicated correctly every time? 
Help will give brainl
Where does about 5% of the Sun's
energy reflected by Earth's
surface go?
A. into the trees
3. onto the clouds
C. into the ocean
D. back into space
Answer:
D: space
Explanation:
because it is being reflected it is just moving from where it came from, and if not its goes off of earth.
The “great dying,” which saw 96% of all species extinct, was partially caused by(1 point)
an asteroid impact.
lower levels of carbon dioxide in the air.
bacteria producing large amounts of toxic methane.
algae consuming too much oxygen from the ocean.
The “great dying,” which saw 96% of all species extinct, was partially caused by an asteroid impact. So, the correct option is A.
What do you mean by Species?Species may be defined as a group of organisms that can reproduce with one another in nature and produce fertile offspring.
An asteroid impact threatens the whole biodiversity to a large extent. It leads to the destruction of almost all life forms living on the earth's surface.
Therefore, the “great dying,” which saw 96% of all species extinct, was partially caused by an asteroid impact.
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Which of the following occur in a maple tree growing in a temperate climate in response to increasing cold weather? Choose three correct answers.
The three correct answers are:
B. The chlorophyll in the leaves break down, revealing yellow and red pigments that had been masked by the green pigments. This process leads to the beautiful fall foliage colors observed in maple trees. As the weather gets colder, the breakdown of chlorophyll exposes the underlying pigments, creating vibrant red, orange, and yellow leaves.
C. Xylem and phloem fill with ions and organic substances that prevent freezing. In response to increasing cold weather, the tree transports ions and organic compounds into the xylem and phloem. These substances act as antifreeze agents, preventing the freezing of sap and ensuring the circulation of nutrients and water within the tree.
D. Meristems form thick scales to protect next year's buds from cold winter temperatures. The meristems, which are the regions of the tree where new growth occurs, undergo changes in response to the approaching cold weather. They form protective scales around next year's buds to shield them from the harsh winter conditions, ensuring their survival and future growth.
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Your question is incomplete, but most probably your full question was:
Which of the following occur in a maple tree growing in a temperate climate in response to increasing cold weather? Choose three correct
answers.
A. Auxin production stimulate one final growth spurt before winter arrives,
B. The chlorophyll in the leaves break down, revealing yellow and red pigments that had been masked by the green pigments.
C. Xylem and phloem fill with ions and organic substances that prevent freezing.
D. Meristems form thick scales to protect next year's buds from cold winter temperatures,
How do you show 22/7 times 64
Answer:201.1428571
Explanation:
you divide 22 by 7 seven times 64 you show that by just writing the problem like this 22/7x64=201.142857143 and if you need to use a calculator just use its easier
life cycles of sexually producing organisms involve the alternation of haploid and diploid stages true/false
Answer:
True
Explanation:
The life cycles of sexually producing organisms generally involve alternation between the haploid and diploid generations.
Sexual reproduction involves the fusion of gametes - fertilization. The gametes are haploid (n) and are usually formed by the reductional division (meiosis) of diploid (2n) sex cells.
Haploid gametes represent the haploid stage of the life cycles of sexually reproducing organisms. During fertilization, the male and female gametes fuse together to form a diploid zygote. The zygote then continues to divide equationally (mitosis) and differentiates to give rise to a baby and eventually to either male or female adult organism.
Most articles pass right through the atom, this means that most of the atom is
Most articles pass right through the atom, this means that most of the atom is an empty space.
What is an atom?An atom is described as a particle that consists of a nucleus of protons and neutrons surrounded by a cloud of electrons.
Protons and neutrons make up the core nucleus of an atom, which is encircled by an electron cloud. In relation to the size of the atom as a whole, the nucleus is exceedingly small.
As a result, the electrons surrounding the nucleus are the primary target of interactions when particles or even light pass through an atom. The majority of the atom's remaining space, which includes the nucleus, is vacant.
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