AIPMT 2003 Biology Solved Paper

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Question : 25 of 100

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In recent years, DNA sequences (nucleotide sequence) of mt-DNA and Y chromosomes were considered for the study of human evolution, because : -

They are small, and therefore, easy to study
They are uniparental in origin and do not take part in recombination
Their structure is known in greater detail
They can be studied from the samples of fossil remains

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