How many copies of a particular gene of interest are produced from a single template DNA strand after three cycles of PCR?
A) Eight
B) Three
C) Four
D) Two
E) Five

Question

Quizplus · Accepted Answer

After three cycles of PCR, the number of copies of a particular gene of interest produced from a single template DNA strand is eight. This is because PCR doubles the amount of DNA with each cycle, so after three cycles (2^3), you get 8 copies.

How Many Copies of a Particular Gene of Interest Are