Cell: The Unit of LifeHard

Question

Which one of the following is own DNA ?

Options

A.Mitochondria
B.Dictyosome
C.Lysosome
D.Peroxisome

Solution

In mitochondria, the inner membrane space is filled with matrix which contains dense granules along with ribosomes and mitochondrial DNA. The mitochondrial DNA is circular in nature . There number varies from 2-6. Bisides DNA, a mitochondrion has RNA and its ribosomes also. Thus a complete protien synthesizing machinery is present mitochondria, which suggests the semi-autonomous nature mitochondria. Dictyosome, lysosome and peroxisome do not have theirown DNA.

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