Biology Question: Download Questions PDF
What are the complementary base-pairing rules for biology?
Answer:
In DNA, Adenine bonds with Thymine, Cytosine bonds with Guanine. In RNA, Thymine is replaced with Uracil (bases capitalized for easy emphasis/reference, not grammar.)
Purines and Pyrimidines are two families of Nitrogenous bases.
In DNA:
Adenine and Guanine: Purines
Cytosine and Thymine: Pyrimidines
Adenine bonds with Thymine and Guanine bonds with Cytosine.
A&T have 2 hydrogen bonds and G&C have 3 hydrogen bonds.
Purines and Pyrimidines are two families of Nitrogenous bases.
In DNA:
Adenine and Guanine: Purines
Cytosine and Thymine: Pyrimidines
Adenine bonds with Thymine and Guanine bonds with Cytosine.
A&T have 2 hydrogen bonds and G&C have 3 hydrogen bonds.
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