Answer:
Each chromosome consists of a single very long DNA molecule, and each gene on the chromosome is a particular segment of that DNA. The instructions for forming species' characteristics are carried in DNA. All cells in an organism have the same genetic content, but the genes used (expressed) by the cell may be regulated in different ways.
Explanation:
A writer uses an outline to plan his persuasive essay.
The astral being we call Pluto was downgraded after B.) A vote by the International Astronomical Union
The youngest draws the short straw
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