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yKpoI14uk [10]
3 years ago
6

Indentify a true statement about duffusion

Biology
2 answers:
liraira [26]3 years ago
5 0
<span>Molecules move down the concentration gradient.

Hope this helps.</span>
denis-greek [22]3 years ago
4 0
Are you in k12 8th grade?

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Functions of astrocytes include all of the following except
Neporo4naja [7]

The question is incomplete. The complete question is as follows:

Functions of astrocytes include all of the following, except

A) performing repairs in damaged neural tissue.

B) guiding neuron development.

C) functioning in action potential transmission.

D) maintaining the blood-brain barrier.

E) creating a three-dimensional framework for the CNS.

Answer:

Functioning in action potential transmission.

Explanation:

Astrocytes may be defined as the glial type star shaped cells present in the central nervous system. They envelope the synapse and can function with millions of neuron at a time.

Astrocytes are involved in the structural support in the brain and can repair the damaged and wear nerves tissue. Their main function is acting as blood brain barrier. The action potential transmission is mainly done by neurons and not by the astrocytes cells.

Thus, the correct answer is option (c).

7 0
3 years ago
The action of helicase creates _____. the action of helicase creates _____. primers and replication bubbles replication forks an
lapo4ka [179]
<span>The action of Helicase is to create replication forks and replication bubbles. Helicase is the first step in the DNA replication process. Helicase is an enzyme that breaks the hydrogen bond between the parental DNA to free the DNA double helix. The area where it unwinds is called as replication fork.</span>
7 0
3 years ago
The main function of the human digestive system is to A. rid the body of cellular waste materials B. process organic molecules s
Pavel [41]

Answer:

Hi there your answer is B

Explanation:

There are a lot of functions to the digestive system like absorbing nutrients, get rid of waste but the main function is to process organic molecules so they can enter cells.

Hope this helped :)

6 0
3 years ago
Read 2 more answers
Which term describes a change in the environment that causes a response in a living organism?
kari74 [83]

environment change ok



6 0
3 years ago
HELP! PLEASE
FromTheMoon [43]
The answer to this question is A (Because Earth rotates on its axis.)
4 0
3 years ago
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