Photosynthesis is my important to living organisms because it is

Photosynthesis is important because all living things need oxygen in order to survive!

the answer would be 2, if crossing over doesn’t occur 2 out of 4 of the daughter cells will have that allele.

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many other transport proteins, often called pumps, move materials against a concentration gradient. active transport drives molecules across a membrane from a region of lower concentration to a region of higher concentration. this process, shown in figure 5.1, uses transport proteins powered by chemi- cal energy.