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11 votes
Which of the following is not a chemical base for DNA?

A) uracil
B) cytosine
C) adenine
D) thymine

2 Answers

7 votes
A- Uracil
It is not a chemical base for DNA
User Simendsjo
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12 votes

Answer:

A, Uracil Is not chemical base for DNA

User Macleojw
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