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1, thymine and cytosine are pyrimidines (1 ring). Purines (adenine and guanine) have 2 rings.

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Related Questions

Which is a single-ringed nitrogenous base.?

Thymine is a single-ringed nitrogenous base.


Which is a single -ringed nitrogenous base?

Thymine is a single-ringed nitrogenous base.


Which is a singled-ringed nitrogenous base?

Thymine is a single-ringed nitrogenous base.


What is a single ringed nitrogenous base?

Adenine is a single-ringed nitrogenous base found in DNA and RNA, paired with thymine in DNA and uracil in RNA.


Which is a single-ringed nitrogenous base?

Thymine is a single-ringed nitrogenous base.


Which is a single-ring nitrogen bases?

Thymine is a single-ringed nitrogenous base.


Do purines bond with pyrimidines in Dna?

Adenine and guanine, being purines ( double ringed ) always bond with thymine and cytosine, single ringed pyrimidines.


What nitrogenous bases are pyrimidines?

Pyrimidines are the single ringed structures-Cytosine and ThyminePurines are the double ringed structures- Adenine and Guanine.


Which nucleotide is found in the DNA?

Adenine, guanine, cytosine and thymine. Adenine and guanine are double ringed purines and cytosine and thymine are pyrimidines of a single carbon/nitrogen ring.


What is the the difference between purines and pyrimidines?

Purine- double-ringed ex: adenine and guanine Pyrimidines- single-ringed ex: cytosine and thymine


WHAT ARE NITROGEN BASES?

Pyrimidines are the single ringed structures-Cytosine and ThyminePurines are the double ringed structures- Adenine and Guanine.


What are the nitrogenous bases for DNA and RNA?

Pyrimidines, which include cytosine, thymine and uracil.andPurines, which include adenine and guanine