Among the progeny of a heterozygous round (Aa) × homozygous wrinkled (aa) testcross, three seeds are chosen at random. What is the probability that all three seeds are round? A)(1/2)³ B)2(1/2)³ C)3(1/2)³ D)4(1/2)³

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The probability of getting a round seed (Aa) from a heterozygous round (Aa) × homozygous wrinkled (aa) cross is 1/2. For three seeds, the probability that all are round is (1/2)^3 = 1/8.

Among the Progeny of a Heterozygous Round (Aa) × Homozygous