Answer:
im so sorry but you cannot get an answer because you have not posted the passage from the question.
Chemoreceptors is the answer
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The remains of a Hadrosaur are an example of a fossil typically structures like bones shells and teeth fossilized more often then things like tissues or plant leaves.
Answer:
Adenine (A) with Thymine(T)
Cytosine(C) with Guanine(G)