Fragments of DNA Have Been Extracted from the Remnants of Extinct

Multiple Choice

Fragments of DNA have been extracted from the remnants of extinct woolly mammoths, amplified, and sequenced. How can these fragments of DNA now be used?

A) to introduce certain mammoth traits into relatives, such as elephants
B) to clone live woolly mammoths
C) to understand the reasons why mammoths went extinct
D) to better understand the evolutionary relationships among members of related taxa