26
QuizMultiple Choice

Cumulative Exam — Cumulative exam

Question 26 • FL-2000310-Biology 1 Sem 1 - Flex

Which statement describes the F1 generation of a Mendelian monohybrid cross between two true-breeding parents?

Answer
A
Only the dominant trait is visible in the F1 generation.
B
Only the recessive trait is visible in the F1 generation.
C
Neither the dominant nor recessive trait is visible in the F1 generation.
D
Both the dominant and recessive traits are visible in the F1 generation.

Explanation

In a monohybrid cross between two true-breeding parents with contrasting traits, one parent is homozygous dominant and the other homozygous recessive. Every F1 offspring is heterozygous, and the dominant allele masks the recessive allele in appearance. Therefore, only the dominant trait is visible in the F1 generation.

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