3 years ago

A concentration gradient is ________.

1 answer:

6 0

Answer: The process of particles, which are sometimes called solutes, moving through a solution or gas from an area with a higher number of particles to an area with a lower number of particles. The areas are typically separated by a membrane.

THE ANSWER IS A!!!

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3 years ago

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Which of these is not a natural earth cycle? rock water carbon oil

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Answer:

The answer is oil .

Explanation:

Oil is not a natural Earth cycle.