The answer is the first one: “...attract each other.”
I am confident that the answer should be.....<span>A protein acts as a pump and moves calcium ions from an area of low concentration to an area of high concentration.
Hope this helps.
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Answer:
A.the flow of energy between organisms in an ecosystem
Answer:
sorry i don't know this answer of this question
The answer is A) food web. B is not actually a thing, and C and D are very different vocab words.
