DNA isolated from Aspergillis has an adenine content of 25%. Based upon this information, what is the %G + C within the Aspergillis DNA?
A)50%
B)75%
C)0%
D)25%
E)Answer cannot be determined from this information.

Question

Quizplus · Accepted Answer

In DNA, the amount of adenine (A) equals the amount of thymine (T), and the amount of guanine (G) equals the amount of cytosine (C). If adenine is 25%, then thymine is also 25%, making A + T = 50%. Therefore, G + C must also be 50% to make the total 100%.

DNA Isolated from Aspergillis Has an Adenine Content of 25