Cell Cycle and Cell DivisionMedium

Question

Genes located on mitochondrial DNA

Options

A.generally show maternal inheritance
B.are always inherited from the male parent
C.show biparental inheritance like the nuclear genes
D.are not inherited

Solution

Mitochondria are found only in eukaryotic cells, they contain a single circular double cells, they contain a single circular double stranded DNA molecule (mtDNA). Available evidence show that mitochondria of female parent are transferred to progeny during fertilization .Recent studies shoen that factors responsible for cytoplasmic that factors responsible for cytoplasmic male sterility are located in mitochondrial DNA.

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