1 is the answer because it’s talking about chemical
Answer:A habitat is the place where an organism lives while a niche is that organism's role within that environment.
Explanation:
this is the answer pls mark me as the brainliest
Answer:
A D=0.20; d = 0.80
Explanation:
im pretty sure just look it up. she has the same answer but a explination.
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Diatonic254