15
QuizMultiple Choice

Applications of DNA Technology

Question 15 • PT-GSE Environmental Science B-IC – 81

Often only small amounts of DNA are found at a crime scene. Which technique uses an enzyme to replicate DNA regions from a small sample of DNA for use in DNA fingerprinting?

Answer
A
VNTRs (variable tandem repeats)
B
PCR (polymerase chain reaction) analysis
C
STRs (short tandem repeats)
D
mtDNA (mitochondrial DNA) analysis