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The nitrogenous bases guanine and adenine are

a. purines
b. a phosphate group
c. pyrimidines
d. a sugar group

2 Answers

6 votes
The nitrogenous bases guanine and adenine are called purines.
User Carl Norum
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3 votes
The nitrogenous bases guanine and adenine are called a. purines.

Hope this helps~
User Jvwilge
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