Louise Quiz 6

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cooperative groups thrive better than do uncooperative groups

Group selection as an explanation for altruistic behavior would argue that ____.

artificial selection

Breeding some animals selectively because they possess some desirable characteristic is called ____.

DNA to RNA to proteins

Chemically, what is the route from genes to their expression?

foods high in phenylalanine

Individuals afflicted with PKU need to avoid ____.

reciprocal altruism

Organisms that help those they recognize as capable of returning the favor are displaying ____.

acetyl groups

Removal of ____ turns genes off.

genes

Units of heredity that maintain their structural identity from one generation to another are known as ____.

Sex-limited genes become activated

Which statement best explains why males can grow breasts under certain hormonal conditions?

Evolutionary success is assessed by the number of one's offspring surviving to reproduce.

Which statement is TRUE with respect to evolution?

Unmetabolized amino acids accumulate and affect the brain.

Why do children with PKU develop intellectual disabilities?

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