Question

The use of DNA fingerprinting relies on the fact that

A. the most important genes are different among most people.

B. no two people, except identical twins, have exactly the same DNA.

C. most genes used for identification are dominant.

D. DNA fingerprints from different people can look very similar.

Answer 1

The answer is B

Answer 2

The use of DNA fingerprinting relies on the fact that no two people, except identical twins, have exactly the same DNA. The correct answer is A.