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Transfer RNA (tRNA) contains methylated purines, particularly in the loop of the anticodon stem-loop structure. Methylation of adenine and guanine residues occurs as a post-transcriptional modification process to enhance tRNA stability and functionality in protein synthesis.

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Q: What class of RNA contains methylated purines?
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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.


Two nitrogenous bases known as purines are?

The two nitrogenous bases known as purines are adenine and guanine. They are found in DNA and RNA molecules, where they pair with thymine and cytosine (in DNA) or uracil and cytosine (in RNA), respectively.


What are pyrimadines an purines?

Pyrimidines (cytosine, thymine, uracil) are nitrogenous bases with a single-ring structure found in DNA and RNA. Purines (adenine, guanine) are nitrogenous bases with a double-ring structure also found in DNA and RNA. They form the building blocks for nucleic acids.


Why each the following identify if it relates to DNA RNA both DNA and RNA or neither DNA nor RNA.?

For each the following, identify if it relates to DNA, RNA, both DNA and RNA, or neither DNA nor RNA.1. Is a polymer of nucleotides2. Contains adenine3. Is a special type of protein4. Contains thymine5. Contains uracil6. Has sugar-phosphate backbone7. Contains pentose sugar8. Contains Ribose9. Helix10. Double-strand molecule


What is the nitrogenous bases in RNA differ from those in DNA?

Three bases are identical in both DNA and RNA: adenine (A), cytosine (C), and guanine (G). The fourth base in RNA is uracil (U); in DNA it is thymine (T). The difference between these two is small: U lacks a methyl group. A and G are purines; C, T, and U are pyrimidines, which are smaller.

Related questions

What are the purines in RNA?

The purines in RNA are adenine (A) and guanine (G). These bases form hydrogen bonds with their complementary pyrimidines during RNA synthesis and are essential for the structure and function of RNA molecules.


Can purine be found in nucleotide of rna?

Yes, purine bases are found in RNA nucleotides. Adenine and guanine are purines that are components of RNA nucleotides.


Belong to the class of nitrogenous bases called purines?

Adenine and Guanine belong to the class of nitrogenous bases called purines. They are characterized by a double-ring structure that includes both a six-membered ring and a five-membered ring. These purine bases play a crucial role in the structure of DNA and RNA molecules.


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.


Which RNA and DNA nucleotides are purines?

The purines adenine and guanine are two of the four nitrogen bases in DNA. There are many other purines that are found in nature, but not in DNA.


Purines and pyrimidines are?

Purines and pyrimidines are two types of nitrogenous bases found in DNA and RNA molecules. Purines include adenine and guanine, while pyrimidines include cytosine, thymine (in DNA), and uracil (in RNA). They are essential for the structure and function of nucleic acids in organisms.


What do purines bond to in RNA?

Uracil will bond with Adenine. In protein synthesis however, Thymine replaces the Adenine and forms a bond with Uracil. (Please keep in mind that Uracil is only found in RNA[ribonucleic acid]).


What are the two major groups of nitrogenous bases in RNA and DNA?

Purines and Pyrimidines


What are the two nitrogenous called purines and pyridine?

The two purines are adenine and guanine. The two pyrimidines are thymine and cytosine. Uracil (only in RNA) is also a pyrimidine.


What are all the bases of RNA?

In DNA, there are four different bases: adenine (A) and guanine (G) are the larger purines. Cytosine (C) and thymine (T) are the smaller pyrimidines. RNA also contains four different bases. Three of these are the same as in DNA: adenine, guanine, and cytosine.


Can purines pair with other purines?

No, purines cannot pair with other purines in DNA or RNA. Purines always pair with pyrimidines through complementary base pairing to maintain the double-stranded structure of DNA. In DNA, adenine (a purine) pairs with thymine (a pyrimidine) and guanine (a purine) pairs with cytosine (a pyrimidine).


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.