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goldfiish [28.3K]
3 years ago
5

Which best describes Active Transport?

Biology
2 answers:
BaLLatris [955]3 years ago
6 0

Answer:

The answer is A.

Hope this helps

Sphinxa [80]3 years ago
5 0

A. Using energy, membrane proteins pick up particles and move them against the concentration gradient.
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An offspring with type o blood (00) can only belong to which of the following combinations
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Excretion is a process by which metabolic waste is eliminated from an organism. In vertebrates this is primarily carried out by the lungs, kidneys and skin. This is in contrast with secretion, where the substance may have specific tasks after leaving the cell. Excretion is an essential process in all forms of life.

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