Question

Which of the following is NOT used in DNA ancestry?

a. Y chromosome testing
b. Single nucleotide polymorphism (SNP's) testing
c. Mitochondrial DNA testing
d. X chromosome testing

Answer 1

X chromosome testing is NOT used in DNA ancestry.

Step-by-step explanation:

The answer to the question is d. X chromosome testing. X chromosome testing is not used in DNA ancestry. The other options, a. Y chromosome testing, b. Single nucleotide polymorphism (SNP's) testing, and c. Mitochondrial DNA testing, are all methods commonly used in DNA ancestry analysis.