One of parents of a cross has a mutation in its mitochondria. In that cross, that parent is taken as

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4.Principles of Inheritance and Variation

normal

One of the parents of a cross has a mutation in its mitochondria. In that cross, that parent is taken as a male. During segregation of ${F_2}$ progenies that mutation is found in

All the progenies

Fifty percent of the progenies

One-third of the progenies

None of the progenies

(AIPMT-2004)

(d)Because mitochondrial genes also show maternal inheritance because all the mitochondria a zygote has come from the cytoplasm of the ovum.

Standard 12

Biology

normal

(AIPMT-2003)

normal

normal

(AIIMS-2001)

normal

(AIIMS-1985)

normal