It looks like it would be the 1st answer choice...
Hope this helps!! (:
Jagged grains are the correct answer, hope this helps<3
1. Meiosis is critical for which of the following processes
A. growth
B. production of egg and sperm cells
C. reproduction of bacteria and unicellular protists
D. repair of damaged tissues
2. Compare and contrast the difference between the interphase process that occurs before mitosis and meiosis.
Answer using at least 2 complete sentences.
3. Which list shows the stages of mitosis in the correct order?
A. prophase, anaphase, telophase, metaphase
B. telophase, anaphase, metaphase, prophase
C. prophase, metaphase, anaphase, telophase
D. metaphase, anaphase, telophase, prophase
4. All body cells, excluding eggs and sperm, contain the same DNA.
A
True
B
False
B.
Both processes have a growth period called interphase, in which a cell replicates its genetic material and organelles in preparation for division. The two cells that result after meiosis I enter meiosis II very quickly, during the brief interphase period, no further DNA replication takes place.
C.
A. True
1. The right answer is B. production of egg and sperm cells
Meiosis is a cell division that, alternately with fertilization, plays a key role in sexual reproduction, halving the number of chromosomes in gametes, thereby maintaining the number of chromosomes of the species after fertilization.
2. The interphase is the phase that precedes the M phase where the cell division takes place (in other words, it is the phase that lies between two divisions).
Before mitosis and meiosis, the interphase is identical for both. However, the small difference between them is that during meiosis (division process including two cell divisions) there is a very small interphase between telophase I and prophase II of meiosis, but without DNA replication.
3. The right answer is C. prophase, metaphase, anaphase, telophase
Prophase
Stage of mitosis during which chromatin condenses and chromosomes appear.
Metaphase
Stage of mitosis during which the fusorial fibers attach to the centromere of the duplicated chromosomes and guide them to the equator of the cell.
Anaphase
Stage of mitosis during which the centromeres divide and chromatids are attracted to the opposite poles of the cell by fusorial fibers.
Telophase
Stage of mitosis in which chromatids have reached the poles of the cell. Each of the chromatids is now a complete non-duplicated chromosome. There is formation of two nuclei.
4. The right answer is True.
The comparison of the karyotypes of different cells of the same individual and the cloning experiments, showed that all the cells of the body have the same genetic program. Moreover this genetic program is at the origin of the manufacture of a new individual.
Thus all the cells of the body except the gametes, has the same karyotype as the egg cell from which they are derived by successive divisions. This karyotype still has 23 pairs of 46 chromosomes, and these chromosomes carry exactly the same genetic information. Each chromosome is made up of DNA. DNA is a molecule that can curl up during cell division, making the chromosomes visible.
Which of the following is the role of rough ER
The rough ER is involved with protein synthesis. It helps to produce proteins and help them fold properly.
what region of the country most likely experiences the greatest chemical weathering
The South/South East
The region that likely experiences the greatest chemical weathering is the tropical rainforest region, due to its warm, wet climate that fosters rapid chemical reactions that break down rocks and minerals. An example of this process is leaching, which happens with high amounts of rainfall.
Explanation:The region of the country that most likely experiences the greatest chemical weathering is the tropical rainforest region. This is because chemical weathering occurs fastest in warm, wet climates. This type of weathering involves the breaking down or dissolution of rocks and minerals on the Earth’s surface through chemical reactions such as hydrolysis, oxidation or dissolution enabled by atmospheric or biological chemicals.
Rainforest regions, such as the Amazon in South America, are characterized by heavy rainfall and high temperatures, both of which foster rapid chemical reactions that break down rocks.
For example, in rainforest areas, the high amounts of rainfall can lead to the process of leaching, where water dissolves nutrients and minerals in the soil and carries them away. This process can significantly alter the composition of the soil and can lead to increased rates of rock and soil weathering.
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What are the 2 types of cellular respiration and what makes them different
The two types of cellular respiration are: Aerobic Respiration and Anaerobic Respiration.
The Difference is during aerobic respiration, carbon dioxide, water, and ATP are produced meanwhile, during anaerobic respiration, lactic acid, ethanol, and ATP are produced.
Hoped I helped you out :)
Play new sunlight to produce ATP during photosynthesis. how do plants produce ATP when the sun is not out?
A.plants are secondary consumers
B. Plants also use cellular respiration
C.plants extract ATP from the stars
D.plants are weak in the dark
The answer is; B
Cellular respiration occurs throughout the day in plants. It is during cellular respiration (breakdown of sugars made from photosynthesis) that ATPs are formed. The process of photosynthesis (that make the carbohydrates used in cellular respiration) process is what is government by the presence of sunlight.
Answer:i would also pick B ,cellular respiration
Explanation:
why do plants go through photosynthesis? HELP ASAP!!!!
Final answer:
Plants need to go through photosynthesis to create their own food in the form of glucose using sunlight, carbon dioxide, and water, and to release oxygen as a by-product, essential for the survival of most life forms on Earth.
Explanation:
Plants undergo photosynthesis to produce their own food and supply oxygen to the environment. Photosynthesis is a critical biochemical process that allows plants to harness energy from the sun and convert carbon dioxide and water into glucose (a form of sugar) and oxygen. This process not only provides energy for the plant's own growth and development but also supports life on Earth by producing oxygen for other organisms to breathe and organic compounds that serve as food for many forms of life.
Carbon dioxide, water, and sunlight are the primary ingredients for photosynthesis. During this process, glucose is synthesized, which is vital for the plant's survival and growth. Furthermore, the oxygen released as a by-product of photosynthesis contributes to the oxygen supply in our atmosphere, which is essential for the respiration of almost all living creatures, including humans.
Through photosynthesis, plants are able to fix carbon and play a pivotal role in the carbon cycle. They are autotrophs, meaning they produce organic compounds necessary for their metabolic processes without the need to consume other organisms. This sets the foundation for food chains, as other organisms depend on plants for sustenance.
Without photosynthesis, there would be little oxygen in the air, and the energy flow within ecosystems would cease, leading to dire consequences for all life forms. Hence, the importance of photosynthesis extends far beyond the life of plants and supports the complex web of life on our planet.
Help please, thank you, I'm crying for help. :(
It would be A because the ice in the cup is a solid, the melted ice is water which is a liquid, and the boiling water vapor is gas.
The answer is A)
Hope it helps;Pls mark as brainliest answer
how does the lens of a light microscope work
Light from a mirror is reflected up through the specimen, or object to be viewed, into the powerful objective lens, which produces the first magnification. The image produced by the objective lens is then magnified again by the eyepiece lens, which acts as a simple magnifying glass.
Answer:
Reflection and magnification
Explanation:
A light microscope reflects and enlarges an image from a specimen. The specimen can be anything. It can be a plant cell, animal cell or in most advanced cases, small organisms such as viruses.
The light microscope depends on light. The light can be artificial or electric light. The light is shot through the specimen. It is reflected on the primary lenses. This light is reflected and magnified on the secondary lenses. This produces a magnified image.
Why is the sky orange and red at sunrise and sunset?
A. Gases absorb orange and red light.
B. Blue wavelengths are absorbed by the atmosphere.
C. The thick atmosphere scatters all but longer wavelengths.
D. Only short wavelengths are radiated from the Sun in the morning and evening.
Answer:
The correct answer is option C) The thick atmosphere scatters all but longer wavelengths
Explanation:
The sky is orange and red at sunrise at sunset because The thick atmosphere scatters all but longer wavelengths.
The visible range of light, red light waves are scattered the least by atmospheric gas molecules. Therefore at sunrise and sunset, the rays of longer wavelength give the effect of red light texture in the sky while other smaller wavelengths scatter away.
C is right i got a 100 on my quiz <3
Explain how the processes of aerobic cellular respiration and photosynthesis are related to one another.
During photosynthesis, the plant needs carbon dioxide and water-- both of which are released into the air during respiration, during respiration, the plant needs oxygen and glucose, which are both produced through photosynthesis
OLD COWS GO
OXYGEN/CARBON/GLUCOSE
Only 10 percent of the energy stored in an organism can be passed on to the next trophic level. of the remaining energy, some is used for the organisms life processes and the rest is...
The rest is eliminated as heat.
Answer:
the rest is eliminated as heat.
Explanation:
We can see that energy is passed to each organism in the food chain in a unidirectional way, always following the producer → decomposer direction. It is important to note that less energy is spent at each trophic level. Normally, only 5% to 10% of energy is passed to the next trophic level, and this phenomenon is called ecological efficiency. Given this low amount of transferable energy, a food chain hardly has more than five trophic levels. Most of the energy stored by the body at a trophic level is used in the body's metabolic processes, in addition, a part of the energy is eliminated in the form of heat.
Which is a difference between bacteria and viruses that show that bacteria are living organisms and viruses are not
Answer:
viruses have a life cycle. They are formed in a host cell, then they infect another host cell which produces more of the virus. Viruses are not living because they are not made of cells and require another organism to reproduce. Bacteria are living organisms. They reproduce on their own without a partner. They use energy and they respond to their environment.
Explanation:
Describe how the red crab spider is adapted for its unique method of hunting.
Answer:The red crab spider hunt and feed on insects that are found on the nectar of flowers. The red crab spider is adapted to its unique hunting style in the following ways It can change its color to blend with the environment
The red crab spider is adapted for its unique method of hunting because it hold its prey and inject venom in its body by biting.
How the red crab spider is adapted for its unique method of hunting?Crab spiders capture their prey with their front four legs and bite it in order to inject venom to paralyze their meal. The use of venom allows crab spiders to capture and eat large insects.
So we can conclude that the red crab spider is adapted for its unique method of hunting because it hold its prey and inject venom in its body by biting.
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Which matter exists in the plasma state?
A. Sun
B. flour
C. water vapor
D. carbon dioxide
The sun exists in the plasma state.
You are welcome. Happy to help. :)
This abnormality is most likely the result of
1. circulation
2. competition
3. mutation
4. respiration
3 mutation. Mutation is when a gene is changed with no apparent cause mutation is your answer :}
An genetic abnormality without passing on from ancestor can occur only by one process called mutation.
What branch of science would a scientist be interested in if he or she studied animals that live in the water?
Answer:life science
Explanation:
What are the dark areas on the surface of the sun
They are called the Coronal Holes.
Close up, you'll see that a sunspot has a central dark area—called the umbra, which appears dark because it's cooler than the rest of the Sun's surface
The gene for black fur (B) is dominant over the gene for white fur (b) in mice. A homozygous dominant female and a heterozygous male produce 200 offspring during their lifetime. Approximately how many offspring would be expected to be homozygous dominant?
A
25
B
50
C
100
D
200
Homozygous would be BB and heterozygous would be Bb.
Knowing this we can put the info into a punnet square (pic is attached of mine)
As a result we see only half of them would be homozygous dominant, and half of 200 is 100.
So, the answer is C. 100
I hope that helps u!!
What type of cell could have a plasma membrane, mitochondria, ribosomes, a nucleus, a golgi body, and an endoplasmic reticulum, but will not have a cell wall or chloroplasts
ANIMAL CELLS have a plasma membrane, mitochondria, ribosomes, cell nucleus, Golgi apparatus, and endoplasmic reticulum, but they lack cell walls or chloroplasts.
All cells have a plasma membrane that separates the internal cell medium from the surrounding environment.All eukaryotic cells have:
Mitochondria: the energy centres of eukaryotic cellsRibosomes: are organelles where protein synthesis takes place Cell nucleus: contains the genetic material (DNA).Golgi apparatus and endoplasmic reticulum: responsible for synthesizing and processing proteins and lipids.However, only plant cells have cell walls and chloroplasts.In conclusion, ANIMAL CELLS have a plasma membrane, mitochondria, ribosomes, cell nucleus, Golgi apparatus, and endoplasmic reticulum, but they lack cell walls or chloroplasts.
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I'm usually really good in bio but I can't get this question.. I'm so confused.. Help plsss
Answer:Brainly Ginny character avatar
Hi again!
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17. The graph below shows the effect of
temperature on the relative rate of
action of enzyme X on a protein.
10 20 30 40 50 60 70 80
Temperature (°C)
Which change we not affect the
relative rate of a Qenzyme X?
(1) the addition of cold water when
the reaction is at 50°C
(2) an increase in temperature from
70°C to 80°C
(3) the removal of the protein when
the reaction is at 30°C
(4) a decrease in temperature from
40°C to 10°C
17
Brainly Ginny character avatar
AI-generated answer
The graph shows the effect of temperature on the relative rate of action of enzyme X on a protein. To determine which change would not affect the relative rate of enzyme X, let's analyze each option:
(1) The addition of cold water when the reaction is at 50°C:
Adding cold water would lower the temperature, which could potentially decrease the rate of enzyme activity. Therefore, this change would affect the relative rate of enzyme X.
(2) An increase in temperature from 70°C to 80°C:
Increasing the temperature typically increases the rate of enzyme activity. So, this change would likely affect the relative rate of enzyme X.
(3) The removal of the protein when the reaction is at 30°C:
Removing the protein would eliminate the substrate for enzyme X to act upon. Without the substrate, the enzyme cannot catalyze the reaction, resulting in no rate of enzyme activity. Therefore, this change would affect the relative rate of enzyme X.
(4) A decrease in temperature from 40°C to 10°C:
Lowering the temperature usually decreases the rate of enzyme activity. So, this change would likely affect the relative rate of enzyme X.
Based on the analysis, option (3) - the removal of the protein when the reaction is at 30°C - would not affect the relative rate of enzyme X. Removing the protein would stop the reaction entirely, regardless of the temperature.
Explanation: In summary, option (3) would not affect the relative rate of enzyme X.
-thankyou-
--hope it helped you--
Based on the image given, which shows a graph of the effect of temperature on the relative rate of action of enzyme X on a protein, the change that would not affect the relative rate of action of enzyme X is:
(2) An increase in temperature from 70°C to 80°C.
Here's why:
The graph shows that the relative rate of action of enzyme X increases as the temperature increases up to a certain point, which is around 70°C in this case. This is because higher temperatures provide more kinetic energy to the enzyme molecules, making them more likely to collide with substrate molecules and form enzyme-substrate complexes.
However, once the temperature reaches a certain optimal point, further increases in temperature can start to denature the enzyme. Denaturation is the process by which the enzyme's three-dimensional structure unfolds and loses its function. This is because high temperatures can break the bonds that hold the enzyme's structure together.
In the graph, we can see that the relative rate of action of enzyme X starts to decrease after 70°C. This suggests that enzyme X is starting to denature at this temperature.
Therefore, an increase in temperature from 70°C to 80°C would likely cause further denaturation of enzyme X, leading to a decrease in its relative rate of action.
Here's a summary of the changes and their effects on the relative rate of action of enzyme X:
Shown in the diagram.
Complete Question:
hat is the importance of the cell cycle for organisms? Check all that apply.
growth of organisms
creation of new organisms
repair of damaged cells
reproduction of new cells
Answer:
growth of organisms, repair of damaged cells, and reproduction of new cells
Explanation:
what is the common name for the group that snails slugs clams and squids
Mollusks
Mollusks is the group of invertebrates that made up the majority of the Marine species. Their bodies tend to not divided into segments like other organisms.
The common name for the group that includes snails, slugs, clams, and squids is mollusks.
Explanation:The common name for the group that includes snails, slugs, clams, and squids is mollusks. Mollusks are a diverse group of animals, predominantly found in marine habitats, but also inhabiting freshwater and terrestrial environments. They exhibit a wide range of morphologies and characteristics, such as a muscular foot, visceral mass, mantle, and often a hard shell.
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The benthic zone can be a challenging place for photosynthetic species to live because
My answer will be because, being located in such deep waters, it is difficult for them to receive sunlight and therefore start the development process. Only those species located in shallow benthic areas, such as seaweed and filamentous, can perform this process.
In this lab, biology students were directed to use indicators as chemical detection tools, to analyze a variety of foods for the presence of carbohydrates, lipids or proteins. One group of students was given four unmarked containers of sugars: glucose, sucrose, fructose, and galactose. How could they use the standard lab tests to find the sucrose?
Answer:
Benedict's test which is meant to detect non-reducing sugar like sucrose from reducing sugars like glucose, fructose or galactose can be used to identify sucrose.
Explanation:
Glucose, fructose and galactose are reducing sugars so they can easily be identified against non-reducing like sucrose. A reducing sugar is a kind of sugar which has a free aldehyde or ketone group. Free aldehyde and ketone groups act as a reducing agent and they are capable of reducing other substances. In this situation, the reducing sugar reduces other substances and themselves get oxidized. In contrast to this, a non-reducing sugar can not act as a reducing agent because it has lack of a free aldehyde or ketone group.
Benedict's test is a test which is used to identify a non reducing sugar from reducing sugars. In this test, a reducing sugar (Glucose, fructose or galactose) is heated with Benedict's solution which leads to the change of color of solution to orange-red/ brick red. But no such color change will be detected if sucrose is heated with Benedict's solution.
What is the junction between a nerve cell and another cell called: axon,synapse, dendrite,none of the above
its called a synapse
What would a geologist do if he or she wanted to determine the age of rock layers at a given location using relative age?
A. Find info on the approximate age of other types of local landforms
B. Find the relative age of one rock layer at the given location
C.Find the absolute age of the top rock layer
D.Find a fossil in a sedimentary rock layer nearby
The correct answer is B. Find the relative age of one rock layer at the giving location.
Answer:
B. Find the relative age of one rock layer at the given location
Explanation:
Relative age is determined by the chronological order of a sequence of events. Relative dating is based on the concept of relative age and various geological principles, such as the principle of initial or original horizontality, the principle of overlap and the principle of paleontological identity. Relative dating is therefore based on the presence of fossils in rocks and / or the relative position of geological formations.
Based on this, we can say that if a geologist wanted to determine the age of the rock layers in a given location using the relative age, he should find the relative age of a rock layer, using relative dating in the indicated location
Reputake means that:
Reputake refers to the process in the brain of neurons to retrieve chemicals that were not received by the next neuron.
Which of the following is not an option for solving the world water crisis?
a.
desalination
b.
finding new sources of freshwater
c.
reducing overconsumption
d.
wastewater treatment plants
Please select the best answer from the choices provided
A
B
C
D
Mark this and return Save and Exit Next
Would the answer be A?
On steep slopes of mountains___ helps reduce erosion by creating level areas for crops?
Q: On steep slopes and mountains,____ helps reduce erosion by creating level areas for crops.
A: terracing
Answer: A
Explanation:
what is the effect of social facilitation on those performing a difficult task?
Audience effect is for people to perform differently when in the presence of others than when alone compared to their performance when alone when in the presence of others they perform better on simple or well-rehearsed tasks and worse on complex or new ones
Answer:
Social facilitation help people especially those who perform a difficult task by enhancing their skill and efficiency when they work in a group rather when they work individually.
Explanation:
Social facilitation is the continuous process of improvement in an individual when he/she works in a group or team. Working with others help an individual to learn and improve himself/herself which is otherwise not possible if he/she works alone.
Continuous improvement in skill sets help an individual to take up difficult task more rigorously and efficiently.
Hence, Social facilitation help people especially those who perform a difficult task by enhancing their skill and efficiency when they work in a group rather when they work individually.