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4.Principles of Inheritance and Variation
medium
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