#21-Linkage-Types
(Botany) > Principles of Inheritance & Variation

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Related Practice Questions :

Select the correct statement from the options given below with respect to the dihybrid cross.

1. Tightly linked genes on the same chromosome show higher recombination

2. Genes for apart on the same chromosomes show very few recombination

3. Genes that are loosely linked on the same chromosomes. Show similar recombination as lightly linked ones

4. Tightly linked genes on the same chromosomes show very few recombination

 78%
From NCERT
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Two genes R and y are located very close on the chromosome linkage map on maize plant. When RRYY and rryy genotypes are hybridized, then F2 segregation will show:

1. Higher number of the recombinant types

2. Segregation with expected 9:3:3:1 ratio

3. Segregation is 3:1 ratio

4. Higher number of parental types

 64%
From NCERT
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