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The answer is B which is "<span>All carry blood away from the heart."
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The walls of the arteries vs veins have different thickness in each is that <span>tunica media is thicker than the tunica externa in arteries and that the opposite is true in veins (tunica externa is thicker than the tunica media)</span>
<span>In this item, we are given that a certain biologist in the name of Gregor Mendel demonstrated that the traits are passed on from the parent to the offspring independently of one another. Because other scientists have observed this trait as well, this observation now became a law. Thus, the answer to this question is the first choice. </span>
One egg is split into two inside the body. Then two different eggs make two different people.