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(B) The phenomenon where the offspring of genetically diverse parents (hybrids) exhibit greater growth,productivity,and fitness than either of the par

Vedclass · Accepted Answer

Heterozygosity

Vedclass · Answer

(B) The phenomenon where the offspring of genetically diverse parents (hybrids) exhibit greater growth,productivity,and fitness than either of the parents is known as $Heterosis$ or $Hybrid$ $Vigor$.This phenomenon is primarily attributed to $Heterozygosity$,where the masking of deleterious recessive alleles by dominant alleles and the accumulation of favorable dominant genes occur in the hybrid state.

Column-$I$	Column-$II$
$(1)$ Inheritance of two genes	$(a)$ $ABO$ blood group
$(2)$ Incomplete dominance	$(b)$ $1:2:1$
$(3)$ Codominance	$(c)$ $9:3:3:1$
$(4)$ Inheritance of one gene	$(d)$ $3:1$

Hybrids are generally more vigorous than their parents. This is due to..........

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