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What and what are two classes of nitrogenous bases?
The two classes of nitrogenous bases are purines and pyrimidines. Purines include adenine and guanine, while pyrimidines include cytosine, thymine, and uracil.
Which nitrogenous bases are the pyrimidines and which are the purines?
Cytosine, thymine and uracil are the pyrimidines in animal usage.
What are you two purines in DNA?
The two purines in DNA are adenine (A) and guanine (G). They are nitrogenous bases that form complementary base pairs with their corresponding pyrimidines (thymine and cytosine) during DNA replication and transcription.
What is the the difference between purines and pyrimidines?
Purine- double-ringed ex: adenine and guanine Pyrimidines- single-ringed ex: cytosine and thymine
Which nucleotides are purines?
purines are double ringed nitrogenous bases of DNA and RNA including adenine and guanine. the three others are cytosine and thymine( uracil is present instead of thymine in RNA) are pyrimidines. 1.nitrogen is present at 1,3,7,9 positionin in purines.
How many purines and pyrimidines are present in the DNA molecule?
There are two purines (adenine and guanine) and two pyrimidines (cytosine and thymine) present in the DNA molecule.
What macro molecule has pyrimidines and purines?
Nucleic acids
How do purines differ from pyrimidines?
Purines and pyrimidines are the building blocks of nucleic acids. The difference between purines and pyrimidines is in the number of carbon-rings present. Pyrimidines contain one carbon-ring while purines have two.
Which one is purines and pyrimidines are bigger?
Purines because purines have two rings where as pyrimidines have only one ring.
How is Presence of purines and pyrimidines in DNA found?
Adenine and Guanine are purines, and Thymine and Cytosine are pyrimidines.
How are pyrimidines different from the purines?
Pyrimidines (cytosine, thymine, uracil) have a single-ring structure, while purines (adenine, guanine) have a double-ring structure. Purines always pair with pyrimidines in DNA and RNA bases. Additionally, purines are larger molecules compared to pyrimidines.
What do purines bond to?
Purines bond to pyrimidines in nucleic acid DNA .
What are the two classes of nitrogen bases?
The two classes of nitrogen bases are purines and pyrimidines. Purines include adenine and guanine, which have a double-ring structure, while pyrimidines include cytosine, thymine, and uracil, which have a single-ring structure.
Purines and pyrimidines are?
Purines and pyrimidines are nitrogen bases found in DNA and RNA .They are nitrogen containing heterocyclic compounds .Purines are large double ringed while pyrimidines are small single ringed .
Do purines bond with pyrimidines in Dna?
Adenine and guanine, being purines ( double ringed ) always bond with thymine and cytosine, single ringed pyrimidines.
What and what are two classes of nitrogenous bases?
The two classes of nitrogenous bases are purines and pyrimidines. Purines include adenine and guanine, while pyrimidines include cytosine, thymine, and uracil.
What is the difference between a purines and pyrimidines?
A purine has a double ring, while a pyrimidine has a single ring. Also purines are adenine and guanine, and the pyrimidines are thymine and cytosine.
