A dihybrid for qualitative trait is cros...

A dihybrid for qualitative trait is crossed with homozygous recessive individual of its type, the phenotypic ratio is:

`1:2:1`

`3:1`

`1:1:1:1`

`9:3:3:1`

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The correct Answer is:

(c) A dihybrid test cross give a 1:1:1:1 ratio indicating that two pairs of factors are segregation and assorting independently.

TtRr-Tall Round
Ttrr-Tall Wrinkle
ttRr-Dwarf Round
ttrr-Dwarf wrinkle
1:1:1:1 Phenotypic ratio

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