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Zarrin [17]
3 years ago
6

HEYYYYYYYYYY PLEASE HELP!!!!!

Biology
2 answers:
mash [69]3 years ago
6 0

21 IS ANSWER PLZ GIVE BRAINLYIST I NEED TO LEVEL UP

Stella [2.4K]3 years ago
3 0

Answer:

21 meters, so C

Explanation:

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Protozoans are the only organisms that can convert nitrogen from the air into chemical compounds that plants can use.
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Answer: False

Explanation:

Protozoans are not the organism that fix nitrogen for the plants. The organism that fix nitrogen to convert it into a form which can be used by plants are known as diazotrophs.

These are bacteria and archae that fix nitrogen gas found in the atmosphere into more usable form such as ammonia.

These organism can grow without any external source of fixed nitrogen. Example: Rhizobia and azospirillium.

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Answer:

because of the amazing 0

Explanation:

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Acetyl coenzyme A is a biological molecule that is used in biochemical reactions. These biochemical reactions include the breakdown or hydrolysis of protein, carbohydrates and lipid molecules. The hydrolysis of these molecules in the presence of acetyl CoA produces energy and its primary function is fatty acid metabolism.
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What do biologists use to establish whether or not two organisms are of the same species
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Describe the organism that scientists believe was responsible for changing the composition of the early atmosphere. What was it
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It was the plants around us. They give us air to breath. It was to help us breath so we can live.
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