The answer to this is most certainly not A or C, so you can rule those out. If you look at DNA, every persons has different nitrogenous bases (<span>adenine (A),guanine (G), thymine (T), and cytosine (C))
This means the answer to your questions is #2, DNA.
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The best reason to use a temperature probe is to<span> record continuous measurements over several minutes.
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Answer: option D.
Phenotype
Explanation:
Theory of natural selection shows that different organism survive, adapt and reproduce in their environment due to their different phenotypic variation. The phenotypic variation exist among individual organisms and it is heritable which is transfer from one generation to another.
Phenotype are traits or physical characteristics or observable characteristics of organism e.g organisms appearance, behavior e.t.c.