Problem: How do stabilizing and disruptive selection differ?a. With stabilizing selection, the phenotype for a trait does not influence survival. With disruptive selection, the phenotype for a trait affects survival.b. Stabilizing selection reduces the amount of variation in a trait. Disruptive selection increases the amount of variation in a trait.c. With stabilizing selection, extreme individuals have high biological fitness. With disruptive selection, extreme individuals have low biological fitness.d. Stabilizing selection produces adaptation. Disruptive selection is nonadaptive.

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Stabilizing Selection: intermediate traits rather than extreme traits are preferred

: intermediate traits show the highest survivability

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Problem Details

How do stabilizing and disruptive selection differ?

a. With stabilizing selection, the phenotype for a trait does not influence survival. With disruptive selection, the phenotype for a trait affects survival.

b. Stabilizing selection reduces the amount of variation in a trait. Disruptive selection increases the amount of variation in a trait.

c. With stabilizing selection, extreme individuals have high biological fitness. With disruptive selection, extreme individuals have low biological fitness.

d. Stabilizing selection produces adaptation. Disruptive selection is nonadaptive.