Evolution Question 127

[2004]

(a) Evidence from DNA from sex chromosomes only

(b) Comparison of chromosomes morphology only

(c) Evidence from fossil remains, and the fossil mitochondrial DNA alone

(d) Evidence from DNA extracted from sex chromosomes, autosomes and mitochondria

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Answer : d

Hints & Solution

(d) DNA from sex chromosomes, autosomes and mitochondria reflect the entire genomic limit. Chromosome morphology is only partial.