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Which of the following selection type causes a continuous phenotypic to change in its mean value?

Option: 1

Directional Selection

Option: 2

Disruptive selection

Option: 3

Stabilizing selection

Option: 4

Natural selection

Answers (1)


Option (a)

The distribution curve shifts in one direction by directional selection and changing the character's average value. This directional selection favors phenotypes with extremes of a normal distribution. Hence, directional selection will cause a continuous phenotypic to change in its mean value.

Option 1  is the correct answer.

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