Answers
Answer:
So the answers are
• The average speed of the particles in each substance.
• The mass of one particle in each substance.
Explanation:
The higher the temperature is, the more thermal energy (mass & temperature) that it has.
The higher the temperature is, the more speed it has, so finding
"The average speed of the particles in each substance" is necessary.
Done! Hope it helps!
Related Questions
Which type of cloud would most likely produce precipitation?
A.
Nimbostratus
B.
Cirrostratus
C.
Stratus
D.
Cirrus
Clouds would most likely form when air is sinking.
True
False
Answers
Answer:
Nimbostratus
true
can anyone please tell why the bell jar is covered with black cloth in test for carbon dioxide ?
Answers
Answer:
To test
Explanation:
test
Given the DNA strand below,
transcribe and translate it.
TACAAGCCTACT
Answers
mRNA: AUGUUCGGAUGA
What are unique properties of water that make it necessary for life. I have to write an essay and I want three main points for my first three paragraphs
Answers
Properties of water:
1. Water is polar- this property of water allows it to dissolve other polar compounds.
2. Water is "universal solvent"- this term is used because water is an excellent solvent that has the capability to dissolve most solutes (but not everything).
3. High heat capacity- water can minimize changes in temperature. It needs a lot of energy in order to raise the temperature of a certain amount of water.
4. High heat of vaporization- this property helps humans and other organisms to cool off. It takes a lot of heat to vaporize a certain amount of water.
5. Less dense as a solid form than its liquid form- during winter, as water freezes in ponds or lakes, the ice floats because the molecules form a crystalline structure that spaces the molecules further from each other. This keeps the bodies of water from freezing solid; thus allowing life to continue under the freezing surface.
6. Cohesive and adhesive properties- cohesive forces are responsible for creating surface tension and adhesive properties help water to stick to other substances. These properties are important for fluid transport in organisms.
What is the relationship between a molecule of DNA and a chromosome?
Answers
Answer: In the nucleus of each cell, the DNA molecule is packaged into thread-like structures called chromosomes. Each chromosome is made up of DNA tightly coiled many times around proteins called histones that support its structure
Explanation:
Describe the mangroves ecosystem and its role in sustaining the ecosystem in the food web or food chain
Answers
Mangroves are coastal ecosystems that provide habitats, food, and protection for various species, supporting the food web.
The mangrove ecosystem is a unique and highly productive coastal habitat characterized by mangrove trees, which are specially adapted to survive in saline environments. Mangroves are typically found in tropical and subtropical regions along sheltered coastlines, estuaries, and intertidal zones.
Mangroves are vital in sustaining the ecosystem by providing various ecological services. One of their significant contributions is their role in the food web or food chain.
They serve as a critical nursery and feeding ground for a diverse range of marine species. The intricate network of roots, known as prop roots, provides habitat, protection, and feeding opportunities for numerous organisms, such as fish, crustaceans, mollusks, and birds.
The mangrove leaves and detritus that fall into the water serve as a source of organic matter and nutrients, fueling the base of the food web. Decomposers and detritivores break down the organic matter, which is then consumed by various organisms.
Small organisms, like zooplankton and small fish, feed on the decomposers and detritivores, becoming prey for larger predators such as fish, birds, and reptiles.
Furthermore, mangroves act as a buffer against coastal erosion and storm surges, protecting shorelines and adjacent habitats. They also contribute to water filtration, nutrient cycling, and carbon sequestration, and provide a habitat for numerous endangered and migratory species.
In summary, the mangrove ecosystem plays a crucial role in sustaining the food web or food chain by providing habitat, nursery areas, and food sources for a diverse array of organisms. Their presence supports the productivity and biodiversity of coastal ecosystems, making them an essential component of coastal environments worldwide.
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As with all multicellular organisms, homeotic genes in plants control morphogenesis (how the tissues and organs of the plant are arranged). in maize plants, the homeotic gene knotted1 (abbreviated kn1) maintain the indeterminate state of shoot apical meristems. in wild-type maize plants, kn1 is expressed at high levels in the shoot apical meristem, but is expressed at low levels in leaves. in some mutant maize plants, kn1 is expressed at high levels in leaves. in those plants, outgrowths or knots of adventitious shoot meristems (shoot meristems that appear in abnormal locations on the leaves) form. use this information to determine which of the following statements are true. select the four statements that are true.
a. expression of the kn1 gene in shoot apical meristem cells produces a protein involved in the maintenance of shoot apical meristems.
b. in wild-type maize plants, the kn1 gene is mostly expressed in shoot apical meristem cells.
c. in mutant maize leaves, the kn1 gene is mostly not expressed.
d. leaves of the mutant maize plants produce more kn1 protein than leaves of wild-type maize plants.
e. both the wild-type and mutant maize leaves have the same morphology.
f. in wild-type maize plants, the kn1 gene is present in shoot apical meristem cells, but not in leaf cells.
g. in wild-type maize plants, the kn1 gene is expressed diferentially in shoot apical meristem cels and leaf cells.
Answers
Answer:
a. True
b. True
c. False
d. True
e. False
f. False
g. True
Explanation:
The homeotic genes refer to evolutionarily conserved genes that modulate the development of different structures in organisms of the same groups (in this case, plants). Moreover, homeobox genes are genes that encode transcription factors involved in the regulation of development in eukaryotic organisms. The knotted1 (kn1) gene is a plant homeobox gene is a member of the kn1 homeobox (knox) gene family, which is responsible for maintaining indeterminacy and preventing cellular differentiation. In maize, kn1 plays a key role in maintaining the cells of the shoot apical meristem in an undifferentiated state, being mainly expressed in shoot meristems during postembryonic stages of shoot development. It has been observed that maize mutant plants where kn1 is ectopically expressed (i.e., in tissues in which this gene is not normally expressed) exhibit proximal-distal patterning defects.
Which system is easiest to study without X-rays or body scans? A Skeletal B Endocrine С Integumentary D Lymphatic
Answers
Answer:
A and B
Explanation:
27.
Arrange the words given below in a meaningful sequence.
1. Key 2. Door 3. Lock 4. Room 5. Switch on
A) 5, 1, 2, 4, 3
B) 4, 2, 1, 5, 3
C) 1, 3, 2, 4, 5
D) 1, 2, 3, 5, 4
Answers
The correct meaningful sequence for the given words is 1, 3, 2, 4, 5. The correct answer is option C.
The logical order of the words is as follows:Key: The key is needed to unlock or open something.Lock: The lock is where the key is inserted to secure or restrict access to something, such as a door.Door: The door is the entryway or barrier that can be opened or closed using the key and lock.Room: The room is what lies behind the door, a space that can be accessed by unlocking and opening the door.Switch on: Once inside the room, the switch can be turned on to activate the lights or power supply within the room.Therefore, the meaningful sequence that represents the logical flow of actions is 1, 3, 2, 4, 5, which corresponds to option C).For more questions on sequence
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where do land plants get the water that they use in photosynesis
Answers
Answer:
Land plants get the water they use in photosynthesis from the soil through their roots.
Land plants obtain water for photosynthesis from the soil, which is absorbed through their roots and transported to the leaves through the xylem.
Land plants obtain water for photosynthesis primarily from the soil. The process involves a series of steps that enable water uptake and transportation within the plant. First, plant roots, equipped with root hairs, extend into the soil and absorb water through osmosis. This occurs because the concentration of dissolved substances, such as minerals, in the root cells is higher than that in the surrounding soil.
Water moves from the roots to the xylem, which is a specialized tissue responsible for transporting water and nutrients throughout the plant. This upward movement is facilitated by a combination of root pressure, capillary action, and most importantly, transpiration. Transpiration is the loss of water vapor from the plant's leaves through small openings called stomata. As water evaporates from the leaf surfaces, it creates a negative pressure gradient that pulls water up through the xylem from the roots.
Once water reaches the leaves, it is utilized during photosynthesis. The water molecules are split during the light-dependent reactions, releasing oxygen as a byproduct and providing electrons for the production of ATP and NADPH, which are essential for the light-independent reactions (Calvin cycle).
In summary, land plants rely on their roots to absorb water from the soil, which is subsequently transported through the xylem to the leaves where it is utilized in the process of photosynthesis.
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If a pocket of air has a relative humidity of 75%, and it
begins to cool, what will happen to the relative humidity?
1) it will increase
2) it will decrease
3) it will remain the same
4) it will not change until the dew point is reached
Answers
If a pocket of air has a relative humidity of 75% and begins to cool, the relative humidity will increase. Thus, option 1 is correct.
The relative humidity is defined as the quantity of water vapor in the moisture of a specific volume at which no more water can evaporate. 75% of relative humidity denotes that it is the theoretical maximum point.
If the air cools at a certain period of time, the moisture-holding capacity also decreases, if this moisture in the air remains the same, then the relative humidity will increase. This is due to the temperature drop, the ratio of moisture to capacity increases, and relative humidity increases.
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You decide to start a saltwater aquarium. A big one. The tank measures 15m by 25m by 30m and has a filtration system that pumps 3000L per hour. How long does it take for all the saltwater in your aquarium to completely cycle (i.e., what is its residence time) in hours? There are 1000L in 1 m3.
Answers
Answer:
3750 hours
Explanation:
Its a bit of a stretch to call this a biology question, nonetheless
Volume - 15 x 25 x 30 = 11, 250 m³
Total water in full tank = 11, 250 m³ x 1000 L = 11, 250, 000 L
Complete cycle = 11, 250, 000 L/3000 L = 3750 hours
The heart is one of the first parts of the embryo to develop. What part of the stem cells provides instructions for building the heart?
Answers
Answer:
answer d
Explanation:
DNA provides instructions for building the heart
The answer is D
In a certain population of rabbits, the allele for brown fur is dominant over the
allele for white fur. If 10 out
of 100 rabbits have white fur, what is the allele
frequency for the recessive allele?
The Hardy-Weinberg equation is:
[homozygous dominant]2 + 2[heterozygous] + [homozygous recessive]? = 1
A. 0.32
B. 0.90
C. 0.10
D. 0.95
Answers
Answer:
b because 2+2+675474 then divide ➗ and multiple then you will get 90
Please help me out with this.
Answers
The cell wall protects the cell it acts like a barrier
Paleontologists have discovered mammal fossil specimens in both
Australia and India. They hypothesize that the animal lived during a time
when the two continents were connected by land. What aspect of
evolution are they studying?
Answers
Answer:
Paleontologists who study mammal fossils from Australia and India and hypothesize about their existence during a time when the two continents were connected are studying biogeography, which is the study of the geographic distribution of species and their evolutionary history. This field focuses on understanding the patterns of species' origins, dispersal, migration, and extinction through time and space, and how these patterns have influenced the current distribution of life on Earth. By studying the fossil records from these two continents, they are trying to understand the evolutionary history and the past distribution of these species, which can help shed light on the historical connections between the continents and the processes that have shaped the current distribution of species on Earth.
Example:
An example of a study in biogeography could be examining the fossil records of dinosaurs found in North America and Asia to determine if the two landmasses were once connected. By analyzing the similarities and differences in dinosaur species found in each location, scientists could deduce the patterns of migration, dispersal, and evolutionary history of these animals. This could help to shed light on the past connections between North America and Asia, and how these connections may have influenced the evolution of life on these landmasses. The study of biogeography is interdisciplinary and draws on fields such as geology, ecology, and evolution to provide a comprehensive understanding of the distribution of species and their evolutionary history.
Help me pls I don’t understand
Answers
Answer:
im 99% sure its b :)
According to measurements made by the wilkinson anisotropy probe (WMAP), which material is by far the most plentiful in the universe?
Answers
A population is solely comprised of 72 A2A2 individuals. 10 A1A1 individuals migrate in and contribute to the mating pool. What is the frequency of A1A2 individuals in the offspring? Answer to 2 decimal places. Hint: Use the Gene Flow table!
Answers
We have that the the frequency of A1A2 individuals in the offspring is mathematically given as
2pq = 0.65
FrequencyGenerally the equation for the Hardy-Weinberg equilibrium is mathematically given as
\((P+q)^2=p^2+2pq+q^2\\\\(P+q)^2=1\\\\\)
Therefore
q2= the frequency of individual Al Al
\(q2= (72/10+72) \\\\q2= 72/82\)
thus,
P = [10/82]^(1/2)
q= [72/82]^(1/2)
Hence
2pq = 0.65
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During photosynthesis, plants use the energy of light to produce glucose (C6H12O6) from carbon dioxide (CO2), and water (H2O).
a. True
b. False
Answers
The “formula” for this process is:
6CO2 + 6H2O (solar energy/light)→ C6 H12 O6 + 6O2
Answer:
a. True
Explanation:
Carbon Dioxide and Water are reactants of photosynthesis while glucose is the product :)
Old is Gold - B.Sc. 2nd year 203
2074/What is mutation? Explain different types of mutation involving changes in
chromosome number and chromosome structure?
Answers
Answer:
Mutation is the changing of the structure of genes resulting in a varied form that may be transmitted to subsequent generations, caused by the alteration of single base units in DNA or the deletion, insertion, or rearrangement of larger sections of genes or chromosomes.
A silent mutation is a mutation where the codon still corresponds to the same amino acid. The sequence of amino acids is not changed so the protein that gets made is the same as the wild type, or normal protein.
A missense mutation changes the codon so that it codes for a different amino acid.
Finally, a nonsense mutation causes protein creation to stop early, which makes a non-functioning protein.
Substitution means that one base is exchanged for another. This is kinda like having a substitute teacher. The sub isn't your normal teacher, but they are still a teacher. A protein that is made with a substitution might still function normally, or it could be nonfunctional.
Deletion is kinda self-explanatory. It happens when a base is deleted or, in other words, is just missing.
Finally, insertion means an extra nucleotide is added.
Explanation:
Hope it helps .
7. Rachel K's friend got into trouble for comments he made about another friend's picture. Do you think those comments were complimentary or insulting? Use evidence in the passage to support your response.
Answers
The fact that the comment was not welcomed by the hearers, we could say that the comments were insulting and not complimentary.
What is the effect of comments?The remarks we make are able to flare negative emotions or the elicit a favorable response. The kind of emotion that is evoked by our comments depends on what comments that we have made. Some comments are able to cause trouble and we refers to such comments that could cause trouble as inflammatory or insulting comments.
The effect that the words of Rachel K's friend was that of violence an anger. This must be because the comments that were made were not welcomed by the hearers.
For the fact that the comment was not welcomed by the hearers, we could say that the comments were insulting and not complimentary.
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What are some major symptoms of Cancer? :-;
Answers
The major symptoms of cancer is Fatigue, Changes in bowel or bladder habits, Difficulty swallowing, etc....
What is meant by cancer ?Cancer may develop when the body's normal regulating mechanism fails. Old cells expand wildly instead of degenerating into new, abnormal ones. A tissue mass made up of extra cells is called a tumor. One type of cancer that doesn't cause tumors is leukemia. This does not imply that cancer is now a prevalent disease, despite the fact that the overall rate of new cases in the United States has been continuously falling for decades. According to the National Cancer Institute, around 39.5% of American men and women will be diagnosed with cancer at some point in their life. Changes (mutations) to the DNA within cells are what lead to cancer.To learn more about cancer refer to:
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A person's pulse rate generally goes down while sleeping. One reason for this decrease is
Answers
Answer:
because the sympathetic nervous system is no longer active following strenuous exercise.
Explanation:
When Charles Darwin discover the various fish species on the island of Guadalupe house he was surprised to find so many different but related species in such a small geographical area which of the following best illustrates the correlation between competitive advantage in an individuals traits in a particular environment
Answers
When Charles Darwin discover the various fish species on the island of Guadalupe house he was surprised to find so many different but related species in such a small geographical area.
The idea that best illustrate the correlation between competitive advantage in individuals traits in a particular environment is the principle of normal variation which states that:
Members of a population display inheritable variations of traits; and Populations evolve by natural selection. Traits change over time, and then become stable in a population. These are sub-sets of the concept of evolution and natural selection as depicted in the book "The Origin of species"Who is Charles Darwin?Charles Darwin, full name Charles Robert Darwin, was an English scientist whose scientific theory of evolution by natural selection created the cornerstone of contemporary evolutionary research. He was born on February 12, 1809 in Shrewsbury, Shropshire, England and died on April 19, 1882 in Downe, Kent.
Darwin's most extraordinary contribution to science was to finish the Copernican Revolution by defining nature for biology as a system of matter in motion guided by natural laws. The genesis and adaptations of organisms were brought into the realm of science with Darwin's discovery of natural selection.
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A hypotonic solution has a lower concentration of solutes than a blood cell. Explain what
happens when a blood cell is placed in a hypotonic solution.
Answers
The blood cell swells with water there by bursting.
An entire species of rare flying insects have gone extinct. Out of every three individuals of an extinct animal, two of the three carried a defective gene. How many animals carried the normal gene in a population of 300?
Select one:
a. 100
b. 400
c. 300
d. 200
Answers
Answer: It would be, a 100
Describe how the conservation of matter and energy is applied to stellar formation. In your answer discuss the early components of stars and what happens at the end of stellar lifecycles. Think about the matter in a star and what happens to it.
Answers
Answer:
Explanation:
I need help please!
1. In guinea pigs, long hair is dominant to short hair. A pure bred short haired guinea pig is bred with a hybrid long haired. What percent of the babies will have Hh as their allies? (use H)
Answers
Answer:
50%
Explanation:
So the cross is hh x Hh
Making a punnet square would get Hh,hh,Hh,hh
The percent of babies that will have Hh is 50%
Select the correct answer.
A certain type of non-native fungus has affected crops on Tim's farm. Tim has decided to use a chemical control method to eradicate the invasive
species. He applied a pesticide to the outer layer of the stems of his crops. Which chemical control method did Tim use?
OA. basal bark
OB.
bundle and cut
О с.
cut-stump treatment
OD
foliar spray
Answers
Answer:
Correct Answer is A: Basal Bark
Explanation:
Basal bark pesticides are the type of pesticides that are applied to the stems of the affected crops. Basal bark pesticides are usually applied using a low pressure back pack sprayer, which is used to thoroughly wet the lower ten to fifteen inches of the stems of the affected crops.