The answer is pulmonary and systemic circuit
By using force on the object .-.
Answer:
reacting with nitrogen and oxygen atoms in DNA, these compounds modify certain nucleotides so as to distort the normal pattern of base pairing. If these modified nucleotides were not repaired, they would allow an incorrect nucleotide to be incorporated during replication.
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Answer:
it´s <u><em>B</em></u> the answer is B
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thats just the answer i think not too sure really but feel free to correct me is you like my dude.
Yes. they do. they use our foods energy as fower aources to do functions in the body