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AlekseyPX
3 years ago
5

Why a molecule may not be to pass into or out of a cell

Biology
1 answer:
kari74 [83]3 years ago
7 0
All cells have selectively permeable membranes, which means that they let important molecules inside the cell while leaving other ones outside. Important molecules go inside the cell by the process of diffusion or osmosis. 
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The purpose of a hypothesis is: 1. to start a plan to test your idea 2. to provide the answer to your investigation 3. to allow
zimovet [89]

Answer:

3.

Explanation:

As a hypothesis is used as an experiment in order to define the relationship between two variables, and to find the answer(s) to a question while a formalized one forces us to brainstorm about the results in which we should search for in an experiment.

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3 years ago
Explain phloem structure and function, using the following terms: sieve elements, sieve cells, companion cells, girdling, transl
madam [21]

Answer:

Explanation:

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Girdlings is the removal of the bark of a plant this can inhibit active transport of food.

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3 0
3 years ago
Sensory and motor neurons of the ________ nervous system are associated with activities traditionally thought of as conscious or
Helen [10]

Answer:

central

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6 0
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In a forest more grass grew as a result of more rain. How will grass affect the deer that live in the forest?
Archy [21]

Answer:

if its the answer choice it would be C.their population would increase

Explanation:

if not then here

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umka2103 [35]
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