DNA isolated from human cheek cells was found to contain 21% guanine. Which statement concerning the base composition of this DNA sample is true?
A) It contains 79% cytosine.
B) It contains 21% adenine,21% cytosine,and 21% thymine.
C) It contains 21% cytosine,29% adenine,and 29% thymine.
D) It is impossible to say anything specific about the percentages of adenine,cytosine,and thymine without further analysis of composition.
Correct Answer:
Verified
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