In recent years,DNA sequences (nucleotide sequence) of maternal DNA and Y-chromosome were considered for the study of human evolution ,because :A. They are small, and therefore, easy to studyB. They are uniparental in orgin and fo not take part in recombinationC. Their sturcture is known in great detailD. They can be studies from the samples of fossil remains

In recent years,DNA sequences (nucleotide sequence) of maternal DNA an

1.	In recent years,DNA sequences (nucleotide sequence) of maternal DNA and Y-chromosome were considered for the study of human evolution ,because :A. They are small, and therefore, easy to studyB. They are uniparental in orgin and fo not take part in recombinationC. Their sturcture is known in great detailD. They can be studies from the samples of fossil remains
Answer» Correct Answer - B

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