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Superiority of hybrids over their presen...

Superiority of hybrids over their present refers to:

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Superiority of hybrid over the parents.

True and False Type Questions the increased superiority of hybrids over the parents is called heterosis.

Assertion : Phenotypic superiority of hybrid over either of its parents in one or more traits is termed hybrid vigour. Reason : Suppression of expression of recessive harmful genes occurs in heterozygotes.

Assertion : Phenotypic superiority of hybrid over either of its parents in one or more traits is termed hybrid vigour. Reason : Suppression of expression of recessive harmful genes occurs in heterozygotes.

Assertion : Phenotypic superiority of hybrid over either of its parents in one or more traits is termed hybrid vigour. Reason : Suppression of expression of recessive harmful genes occurs in heterozygotes.

Assertion : Phenotypic superiority of hybrid over either of its parents in one or more traits is termed hybrid vigour. Reason : Suppression of expression of recessive harmful genes occurs in heterozygotes.

Superioority of the hybrid over both the parents in respect of one or more characters.

Superiority of hybrids over parents only in vegetative growth not in yield. This phenomenon is termed as …………. .

A : Hybrid is an individual resulting from a cross between two genetically unlike parents. R : Hybrid vigour is the superiority of hybrid over either of the parents.