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Luden [163]
3 years ago
11

Which kind of molecules can pass unaided through the cell membrane?

Biology
1 answer:
arsen [322]3 years ago
5 0
Relatively small, Nonpolar molecules, molecules that do not posses an electrical charge can easily pass through the cell membrane unaided. Without the need of channel and or carrier proteins, basically transport proteins.
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Before cells divide, they must replicate their entire genome. Explain why
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Each time a cell divides into two daughter cells, its full genome is duplicated; for humans and other complex organisms, this duplication occurs in the nucleus. This minimizes the incidence of errors (mutations) that may greatly affect the resulting organism or its offspring. ...

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3 0
3 years ago
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Injury to cervical vertebra c 3-c 4 is particularly problematic because ________.
meriva

Injury to cervical vertebra c 3-c 4 is particularly problematic because C) the phrenic nerve that serves the diaphragm receives its fibers from here.

  • The top portion of the spinal cord, which is made up of the seven cervical vertebrae (C-1 to C-7) in the neck, is located in the cervical region of the spine.
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4 0
2 years ago
Why does the Earth orbit the sun? Why doesn't it just fly out into space?
Damm [24]

Answer:

d

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Just as the Moon orbits the Earth because of the pull of Earth's gravity, the Earth orbits the Sun because of the pull of the Sun's gravity.

4 0
3 years ago
Peter loves music. He believes that he does his homework better and faster when he listens to music. His parents say that music
Ainat [17]

Answer:

Peter should be able to listen to music.

Explanation:

Peter should be allowed to listen to music because if he insists that it helps him to focus, then so be it.

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I believe the answer is the right atrium?
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