Answer:
In this case plants are autotrophs because they are able to absorb sun light to make food .. Unlike deer , deer can't make its own food so it has to rely on plants to get its energy by consuming the plant
Explanation:
explain the difference between intravenous, intramuscular and subcutaneous injections.
Intravenous refers to administering the medications, fluids, or nutrients directly into the veins of a person.
An intramucular injection is when the substance is inyjected into a muscle, which has a lot of blood vessels and allows fast absorption of the substance This icommonly s used for vaccines andisthe common places of application are the gluteus nand the upper arm
Subcutaneous injections administer substances in the hypodermis, below the dermis. This tissue has few blood vessels, so is useful o r slow constant absorption. Infulin is an example of a substance delivered this way.
The diagram below shows a body cell with 4 homologous pairs of chromososmes. During sexual reproduction, how many chromosomes will this organism transmit to its offspring? A. 4, two pairs of homologous chromososmes. B. 2, one pair of homologous chrmomsomes. C. 4, one chromosomes from each homologous pair. D. 8, all of the chromosomes shown.
During meiosis, chromosomes from homologous pairs separate and each of them is part of a new haploid cell -the gamete-. Option C. 4, one chromosomes from each homologous pair.
What is meiosis?Meiosis, together with mitosis, is one of the cell division processes.
Meiosis occurs only in germ cells and is in charge of gametes production. One germ diploid cell (2n) produces four haploid cells (n). These haploid cells are gametes.
Meiosis is preceded by an interphase in which the all the cell content duplicates, including DNA. Once the cell content is duplicated, meiosis occurs. There are two meiotic phases.
The reductive phase, in which homologous chromosomes separate. The resulting daughter cells get only half the number of chromosomes that the parental cell has.
In the second phase, the cell suffers a new, not reductive division.
Each gamete receives only one chromosome from the homologous pair. And during fertilization, each parent provides only one gamete, hence, one chromosome from each homologous pair.
According to this information, the correct option is C. 4, one chromosome from each homologous pair.
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A car accelerates from 4 meters/seconds to 16 meters/second in 4 seconds.The car’s acceleration is blank meter/second2
Answer:
3m/s²
Explanation:
a = v - u/t
Where;
a = acceleration (m/s²)
v = final velocity (m/s)
u = initial velocity (m/s)
t = time (s)
According to this question, a car is said to accelerate from 4 m/s to 16m/s in 4 seconds. This means that;
v = 16m/s
u = 4m/s
t = 4s
a = 16 - 4/4
a = 12/4
a = 3m/s²
Which of the following statements supports the theory of endosymbiosis?
Mitochondria have circular DNA like bacteria.
Mitochondria can only replicate when cells do.
Mitochondria have more genes than nuclear DNA.
Mitochondrial DNA is an exact match to nuclear DNA
The statements supports the theory of endosymbiosis mitochondria have circular DNA like bacteria.
The first option is correct.
What is the theory of endosymbiosis?
The theory of endosymbiosis is a presumption that an endosymbiosis occurred between the early life forms which indicates that this form of symbiosis involves a larger cell that serves as a host and a smaller cell that is referred to as an endosymbiont.
In the endosymbiotic theory, it postulated that the larger cell engulfed or took in the smaller cell where in the larger cell represents the eukaryotic cell of today whereas the smaller cell is the prokaryotic cell.
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Sea anemones are predatory invertebrates with stinging tentacles that can paralyze many sea animals. The clownfish is immune to the sting of the sea anemone and actually lives among its tentacles. The relationship is mutually beneficial—the clownfish often lures meat-eating animals over to the anemone, and the anemone benefits from the meal. The clownfish often gets to eat leftovers from the anemone’s meal.
When the clown fish is ready to lay eggs, it lays them near a sea anemone. How’s this a reproductive strategy?
The clownfish's reproductive strategy of laying eggs near a sea anemone is a form of protection and survival for its offspring.
By laying their eggs in close proximity to the sea anemone, the clownfish provide their eggs with a safe place to develop. The sea anemone's tentacles are a powerful defense mechanism that can fend off potential predators that may try to harm or eat the eggs.
In addition to protection, the clownfish also benefit from the relationship with the sea anemone during the reproductive process. The anemone provides a clean surface on which the eggs can be attached and also helps to oxygenate the surrounding water, which is important for the development of the eggs.
The anemone's tentacles also help to keep the eggs free of harmful parasites and fungi. Overall, the clownfish's reproductive strategy of laying eggs near a sea anemone is a mutually beneficial relationship that helps to ensure the survival of the clownfish offspring.
The protection and benefits provided by the sea anemone help to increase the chances of the eggs hatching successfully, resulting in a higher survival rate for the next generation of clownfish.
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Describe one way plants defend themselves against losing sap to insects like Mabel?
Answer:
Explanation:
The first line of defence in plants is an intact and impenetrable barrier composed of bark and a waxy cuticle. If the first line of defence is breached (the mechanical damage), the plant resorts to a different set of defense mechanisms, such as toxins and enzymes.
Think of a place on Earth where you would like to live or visit some day. Write down a description of the climate there and the various factors you think might influence that climate. Think about the reasons why you chose those particular factors as important contributors to the climate.
The presence of methane or carbon dioxide in the air is associated with climate because they function as greenhouse gases that trap heat from solar radiation into the atmosphere.
What are greenhouse gases?Greenhouse gases such as carbon dioxide or methane are able to alter the global climate because they do not allow the dispersion of heat from solar radiation into space, thereby increasing global temperatures.
Therefore, we can conclude that greenhouse gases (e.g., carbon dioxide or methane) may alter the global temperature and therefore the concentration levels of these substances in the atmosphere are indicative of climate conditions.
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Animals are the most physically diverse kingdom of organisms.
REAL ANSWERS ONLY BRAINLIEST NO LINKS
If an organism is well adapted to its environment and a rapid major change occurs to the environment, what is most likely going to happen to the organism?(1 point)
The organism will not be able to adapt, and the species will go extinct.
The organism will not be able to adapt, and the species will evolve into a new species.
The organism will adapt, and the species will evolve into a new species.
The organism will adapt, and the species will evolve to fit its new environment.
In three to five sentences, explain why birds have different lengths and shapes of beaks.(4 points)
Every extant animal has had to adapt to its environment in some ways over many generations. Think about your favorite animal, its physiological features, and its environmental challenges. Without doing any outside research, in 3-5 sentences, try to: a) describe what features have likely had to adapt to its environment over time, and b) hypothesize what ways it might have to adapt to environmental changes in the future.(4 points)
In one to two sentences, what are some ways to mitigate climate change?(2 points)
In honey bee colonies, the queen produces sterile offspring that protect the nest and forage for food. Assess how this altruistic behavior may have arisen through natural selection. Explain your answer in one to two sentences.(2 points)
All species have a maximum tolerance limit before they are no longer suited to live in their environment. In three to five sentences, discuss the potential outcomes for a species when that maximum limit is reached. There are at least four possibilities, and one point will be assigned per potential outcome mentioned.(4 points)
Answer:
The organism will not be able to adapt, and the species will go extinct.
Explanation:
I feel like we could rule out these two because they don´t make much sense.
The organism will not be able to adapt, and the species will evolve into a new species.
The organism will adapt, and the species will evolve into a new species.
so that leaves us with the other two answers and I believe the first one is the most fitting
An example I found to support this is that polar bears could disappear by 2100 due to melting ice, In this case, the polar bears are the species, and the melting ice is the rapid change. since they are so well adapted to their environment, they cannot adjust from such a major change.
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If an organism is well adapted to its environment and a rapid major change occurs to the environment as a result the organism will adapt, and the species will evolve to fit its new environment. Organism produce certain adaptation in order to survive in the new environment conditions.
Birds have different lengths and shapes of beaks because of different size of food are present on which they feed. Some foods are big size so the beak size is big whereas some have small beak size due to small food size.
Use of electric vehicles, reduce the use of biofuels and promoting more sustainable uses of land and growing more forest are the some ways that mitigate climate change.
There are four potential outcomes for a species when that maximum limit is reached i.e. the organism will not be able to adapt, and the species will go extinct. The second possibility is that organism will not be able to adapt and the species will evolve into a new species.
The third possibility is that organism will adapt, and the species will evolve into a new species. The fourth possibility is that organism will adapt, and the species will evolve to fit its new environment.
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why it is so much more common for males rather then females to have x linked disorders like color blindness or hemophilia
Answer:
Because male chromosomes are XY, compared to females having two Xs (XX). If a female has an x-linked disorder to one of their Xs, the other X will be able to cover for that shortcoming. Males on the other hand do not have another X, thus, those disorders are expressed.
what are three abiotic and biotic factors that can kill mosquitoes
What patterns do you see in the similarities and differences between Hox genes in
humans and in fruit flies?
Explanation:
Hox genes are the master regulators of embryonic development for all animals, including humans, flies and worms. They decide what body parts go where. ... "We have exactly the same genes, and use them in exactly the same way," he says. "By understanding them in Drosophila, we can understand them in humans."
The study of genes is called genetics.
The answer is mentioned below.
What are genes?The genes are structural and the functional unit of DNA.
According to the question, Hox genes are the master regulators of embryonic development for all animals, including humans, flies, and worms. They decide what body parts go where. "We have exactly the same genes, and use them in exactly the same way," he says. "By understanding them in Drosophila, we can understand them in humans."
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khái niệm, tác dụng ,cơ chế tác dụng của vi khuẩn sinh acid lactic
All of the following refer to mitosis, except repair of damaged cells. production of genetically identical daughter cells. formation of gametes. growth of an organism. asexual reproduction.
Answer:
formation of gametes.
Explanation:
A cell can be defined as the structural, fundamental, biological and functional unit of life. Cells are found in all living organisms because they are the basic unit of life. Some living organisms are unicellular while others are multicellular in nature.
A unicellular organism refers to a living organism that possess a single-cell while a multicellular organism has many (multiple) cells.
Generally, cells have the ability to independently replicate themselves.
Differentiation can be defined as the process in which a cell changes from a generalized cell type into a specialized cell type for performing specific functions in the body.
Mitosis can be defined as a type of cell division that occurs in all body cells found in living organisms.
Hence, all of the aforementioned statements refer to mitosis, except formation of gametes.
In living organisms, the formation of gametes is linked or has to do with meiosis.
what does it mean to think like a scientist
Answer:
Thinking like a scientist is based on asking and answering questions. ... They may design and perform an experiment to try to answer their question and test their hypothesis. From the results of their experiment, scientists draw conclusions. A conclusion describes what the evidence tells the scientist.
Explanation:
Explain how diffusion restored homeostasis during the dialysis treatment.
During dialysis, diffusion facilitates the movement of waste products and excess fluids out of the blood, restoring homeostasis.
During dialysis treatment, diffusion plays a crucial role in restoring homeostasis. Homeostasis refers to the body's balanced state, where the levels of various substances are maintained within a narrow range. In the context of dialysis, diffusion refers to the movement of solutes across a semipermeable membrane.In hemodialysis, the patient's blood is circulated through a dialyzer, which contains a semipermeable membrane. On one side of the membrane, the patient's blood flows, while on the other side, a dialysate fluid flows. Due to a concentration gradient, solutes like urea, creatinine, and excess electrolytes in the blood diffuse across the membrane into the dialysate fluid.This diffusion process helps remove waste products and excess fluids from the blood, bringing it closer to the normal physiological range. By restoring the balance of solutes and maintaining proper fluid levels, diffusion in dialysis aids in restoring homeostasis and promoting the overall well-being of the patient.For more such questions on Dialysis:
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Which of the following is an aspect of consciousness that is a key to self-control?
a. Countertransference
b. Selective attention
C. Centration
d. Cognitive dissonance
Answer:
a. countertransference
A 7.2 × 10–5 C charge has an electric potential energy of 1.08 × 10–2 J. The electric potential, to the nearest whole number, is V.
Answer:
150.
Explanation:
On edge
The electric potential, to the nearest whole number is 150 V.
What is the electric potential energy?The electric potential energy denoted by U is proportional to the charge and inversely proportional to the distance between the point where its is brought from infinity to the charge.
U = kQ₁Q₂/r
For identical charge,
U =kQ²/r................(1)
and the electric potential is given by
V = kQ /r................(2)
Dividing both the equations, we get
U/V = Q
Substitute charge Q = 7.2 × 10⁻⁵ C, Electric potential energy U = 1.08 × 10⁻² J, then the electric potential will be
V = 1.08 × 10⁻² / 7.2 × 10⁻⁵
V = 150 Volts
Thus, the electric potential is 150 Volts.
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Which statement indicates the function of natural killer cells within the immune system?
Attack nonselectively on nonself cells, especially mutated and malignant cells
search in messenger sailesh xettri
Explanation:
bike pic
The statement "Attack nonselectively on nonself cells, especially mutated and malignant cells" accurately indicates the function of natural killer (NK) cells within the immune system.
What are Natural killer cells?
Natural killer cells or NK cells are a type of lymphocyte that plays a critical role in the innate immune response.
One of their primary functions is to recognize and eliminate cells that are infected with viruses or have undergone malignant transformations, such as cancer cells.
Unlike other immune cells that require prior exposure or recognition of specific antigens, NK cells can attack a broad range of nonself cells without the need for prior sensitization.
They are particularly effective in targeting and destroying cells that display abnormal or altered surface markers, making them an essential part of the body's defense against viral infections and cancer.
Thus, the statement is correct.
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how are the inheritance of yellow pod color in peas and cytic fibrosis in humans similar to each oter
Recessive traits are coded by two copies of recessive alleles. The inheritance pattern is autosomal recessive. Yellow pod color and cystic fibrosis are inherited by autosomal recessive genes.
What are recessive traits?Recessive traits are those coded by recessive alleles and can only be expressed in individuals whose genotyope is homozygous recessive. This is, individuals who only carry recessive alleles for that trait.
Alleles (dominant and recessive) are variants of the same gene.
The gene codes for a characteristic, and the allele codes for one variant of the characteristic, which is the trait.
So recessive traits are coded by the recessive variant of a gene.
Autosomal recessive inheritance characterizes by the expression of the recessive trait. Two copies of these alleles are needed to express the recessive phenotype and no dominant alleles.
For instance,
The characteristis pod color is coded by a diallelic gene. The dominant allele codes for green and the recessive allele codes for yellow. Yellow is the recessive trait.The characteristic cystic fibrosis is coded by a diallelic gene. The dominant allele codes for normal individuals, while the recessive allele codes for affected individuals. Cystic fibrosis is the recessive trait.Yellow pod color and cystic fibrosis are inherited by autosomal recessive genes.
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On the model of mitchondrion, highlight the area (arrows) that is the ELECTRON TRANSPORT CHAIN in yellow.
Place an X over the protein that is inhibited by cyanide.
Color the phospholipid bilayer blue.
A special protein called ATP synthase generates ATP. Find it on the diagram and color it red
The electron transporter chain is the sequence of redox reactions that occur in the mitochondrial membrane as electrons flow through different electron transporters resulting in energy production. In the attached files you will find the image with the colored structures.
What is the electron transporter chain and how does cyanid inhibit it?
The electron transporter chain is a series of molecules and proteins located in the internal mitochondrial membrane. It constitutes a series of enzymatic reactions to release and save energy for the organism’s correct functioning.
Along the chain, there are four proteinic complexes in the membrane that contain the electron transporters and the enzymes necessary to catalyze the electrons' transference from one complex to the other.
Different redox reactions occur to pass electrons from NADH along the chain.
Released energy creates a proton concentration gradient used to synthesize ATP.
Cytochrome oxidase (P450) is one of the enzymes involved in this electron transport, which ends in producing energy. It is the complex IV.
Ion cyanide is a powerful cellular poison that inhibits cellular respiration by binding to the ferric ion of cytochrome oxidase.
Cyanide-ferric binding inactivates the enzyme and blocks electron transference. The chain is interrupted, leading to no oxygen consumption and no ATP production.
Since muscles do not get to have ATP as a source of energy, they weaken.
The interruption of the electron transporter chain produces an anaerobic state that could be culminating.
In the attached files you will find the image with the colored structures. Complex IV is the one affected by cyanide.
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clasificatoin of hormones
Answer and Explanation:
Hormones are substances that administer the human body having several different and essential functions for the proper functioning of the body. There are several different types of hormones and they are classified into four groups called peptides, steroids, amines and eicosanoids.
Peptides are hormones that have 3-20 amino acids. Among these hormones we can mention insulin, glucagon and somatostatin.
Steroids are hormones produced from cholesterol. Among them we can mention Cortisol, Aldosterone and Testosterone.
Amine hormones are those that are released into the thyroid and adrenal glands. These hormones circulate freely in the blood. Among them are epinephrine and norepinephrine.
Eicosanoids are the hormones derived from arachidonate. Among them are the hormones called prostaglandins, thromboxanes and leukotrienes.
The San Andreas fault is an example of which kind of boundary? A. Transform B. divergent C. oceanic D. convergent
Answer:
C
Explanation:
It’s near the ocean
Describe how the components of a meal containing fried fish and toast bread will be processed as they move through the digestive system of man
Answer:
Explanation:
When a meal containing fried fish and toast bread is consumed, it goes through a series of processes in the digestive system of a human. Here's a general description of how the components are processed:
1. Mouth: The process of digestion begins in the mouth. Chewing breaks down the toast bread and fish into smaller pieces, while saliva mixes with the food to start the breakdown of carbohydrates.
2. Esophagus: The chewed food, now called a bolus, is swallowed and travels down the esophagus through peristaltic contractions. The esophagus carries the food to the stomach.
3. Stomach: The stomach is responsible for further mechanical and chemical digestion. It mixes the food with stomach acid and digestive enzymes to break down proteins. The fried fish is broken down into smaller pieces through mechanical churning.
4. Small Intestine: The partially digested food leaves the stomach and enters the small intestine. Here, bile from the liver and enzymes from the pancreas break down fats, while other enzymes continue the breakdown of proteins and carbohydrates. Nutrient absorption occurs through the walls of the small intestine and is facilitated by small finger-like projections called villi.
5. Large Intestine: Any remaining undigested food, as well as water and electrolytes, pass into the large intestine. The large intestine absorbs water and electrolytes while forming waste material known as feces.
6. Rectum and Anus: The feces are stored in the rectum until elimination through the anus occurs during a bowel movement.
Throughout this process, various digestive enzymes and gastric juices are secreted at different stages to facilitate the breakdown and absorption of nutrients. The fried fish and toast bread are broken down into smaller molecules, such as proteins, carbohydrates, and fats, which are then absorbed into the bloodstream to provide energy and nourishment for the body.
what is an Adolescent stage
The phase is the period following adolescence and age. As they get closer to puberty, both mental and physical changes take place. One of these, along with physical, mental, social, and ethical challenges,
What old is adolescence?The years between childhood and adulthood, or between the ages of 10 and 19, are referred to as the teenage years. It is a particular stage of human development and a crucial time for laying the groundwork for health.
What precisely are brains?The brain is a complex organ that controls all of the biological processes that keep us alive, like thought, memory, emotion, sensation, motor skills, sight, respiration, temperature, & hunger. The central nervous system, the CNS,
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The hypothetical rabbit population reproduces and grows. Eventually, the death rate increases due to
Limiting factors. How would you adapt this hypothetical situation to create a different result and have a
stable rabbit population without starvation and overcrowding?
A) Include another source of food for the rabbit population so there will be enough food
for all the rabbits.
B) Decrease the amount of available food for the rabbit population. The numbers will be
lower as well as the reproduction rate.
C) Add a predator to the model. That will decrease the number of rabbits surviving to
reproduce and there will be space and food to keep the rabbit population stable.
D) Introduce a disease to the rabbit population that will drastically reduce the number of
rabbits in the population. That will provide more food to the remaining rabbits.
Answer:
C
Explanation:
if you add a predator than the population will go down and there will be enough food c or d
1. When do pioneer species arrive during primary succession?
A. Last ones to appear in an ecosystem with no soil present
B. First ones to appear in an ecosystem with no soil present
C. Appear in an ecosystem during the middle of primary succession
D. Appear in an ecosystem during the middle of secondary succession
Answer: B. First ones to appear in an ecosystem with no soil present
Explanation:
Primary succession is the process of claiming a previously barren area for living organisms. The area would have no soil and would just be full of rocks having been recently unearthed as a glacier retreated or a lava flows cooled down.
Pioneer species are the first to appear in such an environment. They are able to live on the rocks and sustain themselves. In time, they break down the rocks into soil so that plants are able to grow. Examples of such species include lichens and fungi.
For each function listed below, name the associated structure: Function Structure Rigid cellular support __________________ Flexible cellular boundary __________________ Site of cellular respiration* __________________ Site of photosynthesis
Answer:
cell wall
mitochondria
chloroplast
The cell membrane is a flexible cellular boundary, respiration takes place in mitochondria, and photosynthesis in the chloroplast.
What are cellular organelles?An organelle is a subcellular structure that, like an organ in the body, has one or more specific tasks to carry out within the cell. The nucleus, which houses genetic material, the mitochondria, which generate chemical energy, and the ribosomes, which put together proteins, are some of the more significant cell organelles.
The nucleus, mitochondria, endoplasmic reticulum, Golgi apparatus, vesicles, and vacuoles are among the organelles found in animal cells. Despite not being protected by a membrane, ribosomes are frequently referred to as organelles in eukaryotic cells.
Thus, the cell is covered by a flexible cell membrane. Mitochondria is a site of cellular respiration, while chloroplast is a site of photosynthesis.
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Circle the trisomy shown on
this karyotope.
Answer: 13 is a trisomy
Explanation:
what happens when spyrogyra is placed in saline water?