D. . They have contributed the same type of allele <span>for this gene.</span>
Because it can analyze of what we are made of and who were our ancestors by studying our DNA.
I think it is the last 3, 8) throughout the cell, 9) building blocks are nucleotides, and 10) Sugar, phosphate and nitrogen base.
You can be any drop of water you like. (Just don't be a drip.) Let's say you're a drop of water in the Ohio River. You are just floating along doing your water thing when the sun starts shining down. The sun warm
<span>a biological community of interacting organisms and their physical environment</span>
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