How do cells in an embryo become different types of cells?

Answers

Answer 1

Answer:

The zygote divides into multiple cells in a process known as cleavage, triggering the beginning of embryonic differentiation. During cleavage, the zygote divides but maintains its size in the process. ... Cells in these three layers will give rise to different parts of the organism. The endoderm eventually becomes the gut.

Explanation:

The zygote divides into multiple cells in a process known as cleavage, triggering the beginning of embryonic differentiation. During cleavage, the zygote divides but maintains its size in the process. ... Cells in these three layers will give rise to different parts of the organism. The endoderm eventually becomes the gut.


Related Questions

where do the light-independent reactions take place in cam photosynthesis?

Answers

Answer:

Explanation:  In plants, carbon dioxide (CO2) enters the leaves through stomata, where it diffuses over short distances through intercellular spaces until it reaches the mesophyll cells. Once in the mesophyll cells, CO2 diffuses into the stroma of the chloroplast, the site of light-independent reactions of photosynthesis.

The place from where the light-independent reactions occur in cam photosynthesis would be:

Chloroplast stroma

Photosynthesis

The chloroplast stroma is where CAM photosynthesis takes place. It starts when the plant's stomata open at night, allowing CO2 gas to flow into the cytoplasm of CAM mesophyll cells.

Carbon dioxide is exclusively collected in CAM plants at night, when the stomata open.

Malic acid is turned back to carbon dioxide during the day.

When the sun shines, light reactions produce energy for the Calvin cycle, which allows carbon dioxide to be transformed into sugars.

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A living thing that is made of one or more cells uses energy, moves, responds to its environment, adjusts, reproduces, has a metabolism, and ingest nutrients is a (an)

Metabolism
growth
organism
respiration​

Answers

I believe the answer is an organism. I wish you luck!!

Read the scenario.Joe, a reporter for Main Street News, covered a campaign rally for Jiya Patel, who is running for county commissioner. While at the rally, he interviewed the candidate and some audience members as his research for the article. He then wrote an article describing the rally, the candidate’s platform, and the reasons her supporters believe that she is the best person for this job. When he finished, he turned his article in to his editor. As the editor reviews this story, he sees a public report on campaign donations and learns that Joe has made a sizeable contribution to Patel’s campaign.What is the most ethical action for the editor to take?

Answers

Answer:

explain to the reporter that the newspaper cannot run the story because of perceived bias based on donations, so the article is being reassigned

Explanation:

Answer:

Explain to the reporter that the newspaper cannot run the story because of perceived bias based on donations, so the article is being reassigned

Explanation:

Correct on Edge 2022! Also, having a donation added means he already supports this, so writing a story about it isn't fair due to his previous bias.

What would happen to this food web if the blue striped snapper became extinct in the coral ecosystem?

Answers

It would die because of the snappers oxygen

Please help I do not know what the answer is.

Answers

Answer:

On what?

Explanation:

A leafy sea dragon's enzyme is being made in a cell.
Which two codons represent the amino acid phenylalanine?
A- UUU and UUC
B-AAU and UCC
C-UUA and UUG
D AUU and UUA

Answers

Answer:

UUU and UUC is the correct one.

Answer:

The correct answer is A-UUU and UUC

Explanation:

Explain what is meant by the term antibiotic.​

Answers

Explanation:

Any substance that inhibits the growth and replication of a bacterium or kills it outright can be called an antibiotic. Antibiotics are a type of antimicrobial designed to target bacterial infections within (or on) the body.

In the stable food chain shown below, what would you expect to happen initially if you were to suddenly double the population of rabbits?
A food pyramid, top to bottom: hawk, snakes, rabbits.
a.
The populations of the other three species would also increase.
b.
The populations of the other three species would decrease.
c.
The grass population would decrease. The snake population and hawk population would increase.
d.
The grass population and hawk population would decrease. The snake population would increase.



Please select the best answer from the choices provided


A
B
C
D

Answers

Answer:

she is wrong , its c

Explanation:

The grass population would decrease. The snake population and hawk population would increase.

The correct answer is option C. . If you were to suddenly double the population of rabbits, the grass population would decrease due to overgrazing by the increased rabbit population.

What will happen in result to it ?

As a result, the snake population and hawk population would increase due to the increased availability of prey. This is known as a trophic cascade, where changes in one trophic level affect the populations of other trophic levels in the food chain.

Option A and B are unlikely as doubling the population of rabbits would not necessarily cause the populations of the other three species to increase or decrease in a straightforward manner.

Option D is incorrect as there is no direct relationship between the rabbit population and the hawk population in this food chain.

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como puedo evitar el sobepeso?

Answers

Answer:

Explanation:

Limitar el consumo de alimentos que sean ricos en azúcares y grasas

Come varias veces al día fruta y verdura,

Realiza actividad física frecuente:

One of the functions is
All lipids are made from smaller building blocks known as
The answer are
amino acids
fatty acids
monosaccharides
nucleotides

Answers

Answer:

Fatty acids

Explanation:

Lipides is fat in French so I just figured it makes sense.

Answer:

What is amino acids

Explanation:

Lipids are composed of fatty acids, glycerol, and other components. A compound made of small carbon compounds called amino acids.

If this helped you please let me know. A brainly, rating, thank you are all appreciated.

Miss Hawaii

Will mark brainliest for the answer ​

Answers

The iron nail produces electric current that attracts the pieces of iron is the right one.

the antibiotic penicillin which made from fungi is harmfull for bacterias?​

Answers

Answer:

From 1945–1955 the development of penicillin, which is produced by a fungus, along with streptomycin, chloramphenicol, and tetracycline, which are produced by soil bacteria, ushered in the antibiotic age.

Explanation:

Hope it helps you..!

seeds from a single sexually reproducing plant are harvested and later planted under identical conditions. what results should be expected?

Answers

They should differ from each other depending on their genetic constitution

what is the most dangerous plant known by man kind?

Answers

Answer:

1). The oleander, also known as laurel of flower or trinitaria, is a shrub plant (of Mediterranean origin and therefore, resistant to droughts) with intensely green leaves and whose leaves, flowers, stems, branches and seeds are all highly poisonous, hence it is also known as "the most poisonous plant in the world".

2). The Dendrocnide Moroides is known as "the world's most dangerous plant," with even morphine rendered ineffective against its venom, Nature reports. The shrub has numerous names including the Gympie Gympie, Stinging Bush, Queensland Stinger and the Giant Australian Stinging Tree.

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The most dangerous plant known by man kind is The Dendrocnide Moroides.

Which population is most likely to survive in the event of a new disease?

Answers

Answer:

Japanese

Explanation:

But it is thought not a fact.

What determines whether a metamorphic rock is foliated or nonfoliated?

Answers

it's 3 i think. bbjghjhgsjsishgdjdj

whether a synapse is excitatory or inhibitory is determined by the

Answers

Message me duhhh FB name: Leslie anne gonzales

Describe the importance of buffers in solutions in allowing the process shown above to
take place.

Answers

A buffer is a solution that can resist pH change upon the addition of an acidic or basic components. This is important for processes and/or reactions which require specific and stable pH ranges. Buffer solutions have a working pH range and capacity which dictate how much acid/base can be neutralized before pH changes, and the amount by which it will change.

Buffers are solutions that help maintain a relatively stable pH level when an acid or base is added to them. They play a crucial role in various biological, chemical, and industrial processes.

1. **Maintaining pH Stability:** Many chemical reactions, especially those involving biological systems, are highly sensitive to changes in pH. Buffers prevent drastic shifts in pH by absorbing or releasing hydrogen ions (H+) in response to the addition of acids or bases. This stability is vital for maintaining the proper functioning of enzymes, cellular processes, and other biochemical reactions.

2. **Biological Systems:** Living organisms have specific pH ranges at which their metabolic processes function optimally. Buffers in bodily fluids like blood help maintain these pH ranges, ensuring that cellular processes, enzyme activities, and other physiological functions occur correctly.

3. **Chemical Reactions:** In many chemical reactions, the rate and outcome are influenced by the pH of the solution. Buffers ensure that the pH remains within a certain range, allowing reactions to proceed at the desired rate and producing the intended products.

4. **Laboratory Settings:** Buffers are essential in laboratory settings where accurate and controlled pH conditions are required. Researchers use buffers to create stable environments for conducting experiments, ensuring that the conditions mimic natural or desired circumstances.

5. **Industrial Processes:** Buffers are used in various industrial processes, such as in the manufacture of pharmaceuticals, food products, and chemicals. They help maintain consistent reaction conditions, enhance yield, and prevent unwanted side reactions.

6. **Environmental Impact:** In some cases, buffers can help mitigate the environmental impact of chemical processes. By maintaining a stable pH in waste streams, buffers can prevent the release of harmful byproducts or mitigate the impact of acidic or alkaline effluents on ecosystems.

7. **Quality Control:** Buffers are important in quality control processes, especially in industries where accurate pH measurements are crucial. For example, in the production of electronics or semiconductors, precise pH control is essential to ensure product reliability.

8. **Drug Formulation:** Buffers play a role in drug formulation to stabilize the pH of pharmaceutical products. This ensures that drugs remain effective and safe throughout their shelf life.

In summary, buffers are critical in maintaining pH stability, which is essential for the proper functioning of biological systems, chemical reactions, and industrial processes. They allow processes to take place under controlled conditions and prevent pH-related disruptions that could otherwise negatively impact the outcome of these processes.

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a culture medium consisting of agar, peptone, and beef heart is a:

Answers

The anwser is agar peptone

What determines how chromosomes line up during meiosis?

Answers

The spindle fibers will move the chromosomes until they are lined up at the spindle equator. Metaphase: During metaphase, each of the 46 chromosomes line up along the center of the cell at the metaphase plate. Anaphase: During anaphase, the centromere splits, allowing the sister chromatids to separate

please help me solve these questions​

Answers

Answer:  7:A

8:C

9:D

10:B

Mendels First Law: The law of segregation. During gamete formation each member of the allelic pair seperates from the other member to form the gentic consittution og the gamete.

Transcription: Is the process by which the information in a strand of DNA is copied into a new molecule of RNA.

Explanation: I checked most of them online. Im not too sure if 9 is D but it is my best guess.

3
Some viruses attack cells by attaching to their outer covering, entering, and taking over
their genetic "machinery." Viruses are able
to invade cells after first attaching to their
(1) nuclear membrane
(3) genetic machinery
(2) cell membrane
(4) viral proteins
Explain your answer:

Answers

Answer:

Answer down below v

Explanation:

Viruses initially stick to cell membranes through interactions unrelated to fusion proteins. The virus surfs along the fluid surface of the cell and eventually the viral fusion proteins bind to receptor molecules on the cell membrane.

Hopefully this is correct and helps you in any way. If it doesnt, I am sorry. Have a nice day! :)

Which of the following best describes a benefit of one type of nonrenewable energy?

Natural gas does not produce greenhouse gases as other energy sources do.
Coal deposits are found on nearly every continent and mining coal poses few risks.
Nuclear power increases water vapor in the atmosphere.
Petroleum is relatively inexpensive compared to other forms of energy.

Answers

Answer:

" Natural gas does not produce greenhouse gases as other energy sources do."

Explanation:

The answer, "Coal deposits are found on nearly every continent and mining coal poses few risks." shows only how it can be a better option, but does not show how it can benefit.

The answer, "Petroleum is relatively inexpensive compared to other forms of energy." only shows how it can be a better option, but does not show how it can benefit.

The answer, "Nuclear power increases water vapor in the atmosphere." does not clearly state how this benefits us.

-kiniwih426

Answer:

Petroleum is relatively inexpensive compared to other forms of energy.

Explanation:

Because:

"Natural gas does not produce greenhouse gases as other energy sources do." natural gas does produce greenhouse gases, including carbon dioxide and water vapor, the natural gas mostly releases the greenhouse gas.

"Coal deposits are found on nearly every continent and mining coal poses few risks." coal is inexpensive, but could be damaging to the habitats around the coal mining.

"Nuclear power increases water vapor in the atmosphere." nuclear powder doesn't really increase water vapor, but makes water vapor.

"Petroleum is relatively inexpensive compared to other forms of energy." it is inexpensive if compared to other fossil fuels. (aka, the most inexpensive)

when a cancer cell divides which of the following types of cells does it produce

Answers

Answer:

produces a new tumour

Explanation:

A new tumour can start to grow in the same area of the body where the cancer first started, or the cancer may have spread through the blood or lymphatic system to another part of the body, where it grows into a new tumour.

_____________makes up cell membranes.

Answers

Answer:

glycerophospholipids, molecules composed of glycerol, a phosphate group, and two fatty acid chains

examples of foods that are rich sources of phytochemicals include

Answers

Answer:

Brocolli

Berries

Soynuts

Celery

Spinach

Pears

Explanation:

Six foods that are rich in phytochemicals.

pepsinogen, an inactive digestive enzyme, is secreted by the ________.

Answers

Answer:

It’s secreted by stomach cells called chief cells.

Explanation:

it’s quickly activated by hydrochloric acid to become pepsin. Pepsin is the active form of pepsinogen and it breaks down or metabolizes protein into smaller building blocks called amino acids and peptide fragments.

easy - one giving brainly if correct and DETAILED!
please give me atleast 2.​

Answers

really cool question you asked but it seems you kinda made it invisible

Maya Is a carrier for albinism, a recessive tralt that results in the absence of the skin plgment melanin In halr and
eyes. She marries Jack, and they have four children: Zach, Olivia, Sophla, and Veronica. Veronica expresses the
tralt for albinism, but her three siblings are unaffected by the recessive tralt.
Draw a pedigree that Illustrates the famlly's tralts, and upload your pedigree.

Answers

Answer:

hereditary

Explanation:

if Maya tralt if albinism is recessive, then definitely the tralt for Jack is dominant

what other animals belong to the same group of invertebrates as jellyfish?

Answers

Answer:

corals and anemones

Explanation:

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