The Reason That Paralogous Genes Can Diverge from Each Other

question 16

Multiple Choice

The reason that paralogous genes can diverge from each other within the same gene pool, whereas orthologous genes diverge only after gene pools are isolated from each other, is that ________.

• A) having multiple copies of genes is essential for the occurrence of sympatric speciation in the wild
• B) paralogous genes can occur only in diploid species, thus they are absent from most prokaryotes
• C) polyploidy is a necessary precondition for the occurrence of sympatric speciation in the wild
• D) having an extra copy of a gene permits modifications to the copy without loss of the original gene product

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Definitions:

Desire

Desire is a strong feeling of wanting to have something or wishing for something to happen, often driving motivation and behavior in individuals.

Preoccupation

A state or condition of being preoccupied or obsessed with something, leading one's attention to be absorbed by it.

Death Wish

A desire or unconscious inclination towards one's own death or self-destruction.

Bulimia Nervosa

An eating disorder characterized by episodes of binge eating followed by compensatory behaviors like purging, fasting, or excessive exercise.