AP Biologyeasymcq1 pt
A homozygous recessive mother and a heterozygous father have a child. What is the chance the child shows the recessive phenotype?
A.1/2
B.1/4
C.3/4
D.1
Explanation
Core Concept
aa × Aa: half the offspring inherit the father's a and are aa (recessive), half inherit A and are Aa (dominant).
Correct Answer
A1/2
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