Supposing two strains of autotetraploid plants are available and their genotypes are as follows. Plant 1: AAaa - in this plant the gene is close to the centromere Plant 2: AAAa - in this plant the gene is far from the centromere The allele A for yellow stigma is completely dominant to green (aa).

Human Heredity: Principles and Issues (MindTap Course List)
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Chapter3: Transmission Of Genes From Generation To Generation
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Supposing two strains of
autotetraploid plants are available
and their genotypes are as
follows.
Plant 1: AAaa - in this
plant the gene is close to the
centromere
Plant 2: AAAa - in this
plant the gene is far from the
centromere
The allele A for yellow stigma is
completely dominant to green
(aa).
Transcribed Image Text:Supposing two strains of autotetraploid plants are available and their genotypes are as follows. Plant 1: AAaa - in this plant the gene is close to the centromere Plant 2: AAAa - in this plant the gene is far from the centromere The allele A for yellow stigma is completely dominant to green (aa).
What is the
genotypic ratio if
Plant 1 is crossed with Plant 2 ?
A. 1 AAAA: 14 AAAa: 54 AAaa:
62 Aaaa:13 aaaa
B. 13 AAAA: 62 AAAa: 54 AAaa:
14 Aaaa: 1 aaaa
C. 13 AAAA: 54 AAAa: 62 AAaa:
10 Aaaa:1 aaaa
D. 1 AAAA: 8 AAAa: 16 AAaa: 5
Aaaa: 1 aaaa
Transcribed Image Text:What is the genotypic ratio if Plant 1 is crossed with Plant 2 ? A. 1 AAAA: 14 AAAa: 54 AAaa: 62 Aaaa:13 aaaa B. 13 AAAA: 62 AAAa: 54 AAaa: 14 Aaaa: 1 aaaa C. 13 AAAA: 54 AAAa: 62 AAaa: 10 Aaaa:1 aaaa D. 1 AAAA: 8 AAAa: 16 AAaa: 5 Aaaa: 1 aaaa
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