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kvv77 [185]
3 years ago
9

Why are certain amino acids called essential amino acids?

Biology
2 answers:
Finger [1]3 years ago
7 0

B. because they are not manufactured by the body


tamaranim1 [39]3 years ago
6 0

I just took a test with this question and the answer is:

B - Because they are not manufactured by the body.

Similar to fatty acids, some amino acids are not manufactured by the body but must be obtained from food. Scientists call them the essential amino acids.

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What is the similarity between trenches and subduction zones?
guapka [62]
I'll give you an example.

If two tectonic plates clide, more or less in a head-on collision, they form a convergent plate boundary.
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A group of students is investigating whether silver is a better thermal conductor than copper. The students take a silver wire a
AleksAgata [21]

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Is the creation of genetically unique offspring by two parents?
viktelen [127]
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sineoko [7]
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3 years ago
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Particles can move into and out of cells by different processes.Figure 2 shows different particles inside and outside of a root
arlik [135]

the different particles would enter the root hair cell by osmosis.

<h3>what is osmosis ?</h3>

Osmosis can be  the passive process where the molecules move from the region of higher concentration to lower concentration until the concentrations become equal on either side of the membrane with out expenditure of external energy.

Gases and  liquids are solvent undergo the process of osmosis; It can be Endosmosis where a substance in a hypotonic solution, the solvent molecules move inside the cell and the cell becomes turgid by a process  of DE plasmolysis.

To learn more about osmosis , refer to the link:

brainly.com/question/24581508

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