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deff fn [24]
3 years ago
14

Which is a single ring nitrogenous base

Biology
1 answer:
Viefleur [7K]3 years ago
5 0
Thymine, Cytosine, and Uracil and single ring nitrogenous bases (pyrimidines)
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g In transcription, the 3'-hydroxyl group of the growing RNA strand: Group of answer choices NONE OF THESE binds to the 5' ribos
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Answer:

attacks the outermost phosphorous group of the incoming nucleotide.  

Explanation:

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All of the following are positive aspects of PACs EXCEPT?
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This indicated that Photosynthesis was occurring.

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2 years ago
Sickle-cell anemia is caused by a mutation of one nucleotide in a gene. The type of mutation that causes sickle-cell anemia is k
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