If a plant heterozygous for tallness is selfed, F₂ generation has both tall and dwarf plants. This

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4.Principles of Inheritance and Variation

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If a plant heterozygous for tallness is selfed, the $F_2$ generation has both tall and dwarf plants. This proves the principle of

A

Dominance

B

Segregation

C

Independent assortment

D

Incomplete dominance

Solution

(b) In $F_2$ -3 tall : $1$ dwarf

This is the law of segregation.

$1$ Homozygous tall

$1$ Homozygous dwarf

$2$ Heterozygous tall

Standard 12

Biology

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