In recent years, $DNA $ sequences (nucleotide sequence) of mt $-DNA $ and $Y$ chromosomes were considered for the study of human evolution, because
In recent years, $DNA $ sequences (nucleotide sequence) of mt $-DNA $ and $Y$ chromosomes were considered for the study of human evolution, because
- [AIPMT 2003]
- A
They can be studied from the samples of fossil remains
- B
They are small, and therefore, easy to study
- C
They are uniparental in origin and do not take part in recombination
- D
Their structure is known in greater detail
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Simple one-celled cyanobacteria like organisms appeared on earth
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Diagram given below indicates
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The virus of deoxyvira $ (sub-phylum)$ contains
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