Answer:
The answer is actually CO4
Explanation:
prove me wrong
Answer:
the answer would be C: point source
Explanation:
because it specified the source of the pollution (manufacturing plant)
I will take a stab at it, but there are not equations, did you forget them?
Answer:
D. Hydrogen bonds between complementary base pairs89
Explanation:
A DNA molecule is composed of two long polynucleotide chains made of four types of nucleotide subunits, two purines (adenine and guanine) and two pyrimidines (cytosine and thymine). These nucleotides are joined by covalent bonds forming a phosphate-sugar backbone. <em>These strands are held to one another with hydrogen bonds between the base portions of complementary nucleotides.</em>
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