Apentix/AP Biology/Ap bio u5/Question
AP Biologyeasymcq1 pt

In a certain population of pea plants, 3 out of 10 plants exhibit the tall trait, while the remaining 7 exhibit the short trait. This ratio reflects

A.A) 3:1 ratio of tall to short plants
B.D) a clear example of incomplete dominance
C.B) 7:3 ratio of short to tall plants
D.C) 1:1 ratio of tall to short plants

Explanation

Core Concept

This ratio reflects the 7:3 ratio of short to tall plants, indicating that the short trait is dominant and the tall trait is recessive. This is consistent with Mendel's law of dominance. Options A and C are incorrect because they do not accurately represent the ratio of tall to short plants in the population. Option D is incorrect because this scenario does not demonstrate incomplete dominance.

Correct Answer

B) 7:3 ratio of short to tall plants

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