Question 21

(Multiple Choice)

Figure 19-24 diagrams one of Mendel's experiments using the round and wrinkled seed traits. Figure 19-24 diagrams one of Mendel's experiments using the round and wrinkled seed traits.   Figure 19-24 Which of the following statements about the round-seeded pea plants obtained in the F2generation is FALSE? A)These plants are phenotypically identical for seed shape. B)Two-thirds of these plants are expected to be heterozygous for the seed-shape allele. C)We expect 25% of these plants to be homozygous for the seed-shape allele. D)If these plants were crossed to wrinkle-seeded plants, some of these plants would produce only round-seeded plants. Figure 19-24
Which of the following statements about the round-seeded pea plants obtained in the F2 generation is FALSE?


A)These plants are phenotypically identical for seed shape.
B)Two-thirds of these plants are expected to be heterozygous for the seed-shape allele.
C)We expect 25% of these plants to be homozygous for the seed-shape allele.
D)If these plants were crossed to wrinkle-seeded plants, some of these plants would produce only round-seeded plants.

Answer