Bioinformatics shows that 98% of human DNA is identical to that of chimpanzees.If human DNA contains 3.2 billion nucleotides,how many nucleotides are different between the two species?
A) 3.1 billion
B) 64 million
C) 3.1 million
D) 640 million

Question

Quizplus · Accepted Answer

If 98% of the DNA is identical, then 2% is different. 2% of 3.2 billion nucleotides is 64 million nucleotides.

Bioinformatics Shows That 98% of Human DNA Is Identical to That