How many of the following features of the Human Genome are correct?
I) 99.9% base sequence is exactly the same in all humans.
II) The fewest number of genes were found to be present on the chromosome which is present in male only.
III) Repeated sequences make up a very large portion of the human genome
IV) Repeated sequences are useful for the study of chromosome structure, dynamics and evolution.
V) The maximum number of genes were found to be present on the chromosome which was last sequenced

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Only Three

All of the five

Only Two

Only Four

answer is D.

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Detailed Solution

All the given salient features are correct.

I) 99.9% base sequence is exactly the same in all humans.
II) The fewest number of genes were found to be present on the chromosome which is present in male only (Y chromosome).
III) Repeated sequences make up a very large portion of the human genome
IV) Repeated sequences are useful for the study of chromosome structure, dynamics and evolution.
V) The maximum number of genes were found to be present on the chromosome which was last sequenced (Chromosome - 01)

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