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The stem transports nutrients made in the leaves to all parts in the plant.
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Answer:
The part of the enzyme where the substrate fits is known as the: active site
Explanation:
Enzymes work by bringing reactants together at a higher energy level than they would need in an uncatalyzed reaction.
The best explanation for the creation of six blacks as well as six albinos from the given cross is that (A) Albinism is a recessive trait; black is a dominant trait.
Albinism is a recessive trait. It is expressed only in an individual's genotype contains a pair of the recessive allele 'a', that is responsible for causing albinism.
Black skin color in guinea pig is a dominant trait which does not allows the recessive trait to be expressed.
Thus, guinea pigs having the genotype 'aa' will exhibit albinism while those having the dominant allele for black color will have black skin color.
To learn more about Albinism here
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The answers are;
The muscular contractions are wave-like
The muscular contractions are entirely involuntary
This action is called peristalsis.
It is powered by the expansion and contraction of the smooth muscles present in the esophagus. It is controlled by the sympathetic activity of the autonomic nervous system hence
the movements are involuntary.
