Two genes,A and B,are linked.An individual of genotype A b/A b is crossed to one that is a B/a B.The F₁ is testcrossed.Which of the following ratios most likely represents the phenotypic ratio observed in the progeny of this testcross? A)1:1:1:1 B)1:4:4:1 C)9:3:3:1 D)51:24:24:1 E)66:9:9:16

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The Answer of Two genes,A and B,are linked.An individual of genotype A b/A b is crossed to one that is a B/a B.The F₁ is testcrossed.Which of the following ratios most likely represents the phenotypic ratio observed in the progeny of this testcross? A)1:1:1:1 B)1:4:4:1 C)9:3:3:1 D)51:24:24:1 E)66:9:9:16

Two Genes,A and B,are Linked