LIFE SCIENCE

OBJECTIVE LIFE SCIENCE

EVOLUTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which type of selection favors the average (intermediate) phenotype?
A
stabilizing
B
directional
C
disruptive
D
boom and bust
Explanation: 

Detailed explanation-1: -If natural selection favors an average phenotype by selecting against extreme variation, the population will undergo stabilizing selection .

Detailed explanation-2: -Stabilizing selection favors the middle phenotype, causing the decline in variation in a population over time.

Detailed explanation-3: -Stabilizing selection is the opposite of disruptive selection. Instead of favoring individuals with extreme phenotypes, it favors the intermediate variants. Stabilizing selection tends to remove the more severe phenotypes, resulting in the reproductive success of the norm or average phenotypes.

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