#DNA and RNA

3 public questions tagged with this topic.

BOTANY

Which of the following organisms lacks both DNA and RNA?

Prions are infectious proteins that lack both DNA and RNA, unlike viruses and viroids. This follows from latest NCERT 2026-27 principle explaining the concept clearly for NEET students in simple steps as per rationalized syllabus.

Ref: NCERT Biology Textbook - Latest Edition for Academic Session 2026-27 (Botany section, Rationalized Textbook for Class XI and XII), Chapter: Biology - Botany portion (Latest NCERT Textbooks for Academic Session 2026-27 -

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Nucleic Acids - Structure - Nucleotides, Sugars and Base Pairing

Which base is a pyrimidine found in both DNA and RNA?

Cytosine is a pyrimidine base present in both DNA and RNA, pairing with guanine.

Ref: NCERT Class 12 Chemistry > Chapter 14: Biomolecules > Topic: Nucleic Acids - Structure - Nucleotides, Sugars and Base Pairing

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Nucleic Acids - Structure - Nucleotides, Sugars and Base Pairing

Which type of bond links nucleotides in a nucleic acid?

Nucleotides in DNA and RNA are linked by phosphodiester bonds between the sugar and phosphate groups.

Ref: NCERT Class 12 Chemistry > Chapter 14: Biomolecules > Topic: Nucleic Acids - Structure - Nucleotides, Sugars and Base Pairing

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#DNA and RNA

No questions with this tag

Which of the following organisms lacks both DNA and RNA?

Which base is a pyrimidine found in both DNA and RNA?

Which type of bond links nucleotides in a nucleic acid?

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