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#codons

11 public questions tagged with this topic.

Which of the following statements about codons is incorrect?

The **genetic code is non-overlapping**, meaning codons are read sequentially. This follows from NCERT principle where the relation explains the outcome clearly for students in simple steps.

Ref: NCERT Biology Textbook for Class XI and XII (Botany section), Chapter: Morphology and Anatomy of Flowering Plants, Topic: Plant structure and tissue systems.

Which of the following statements about codons is incorrect?

Each codon codes for only one specific amino acid, not multiple amino acids. This follows from NCERT principle where the relation explains the outcome clearly for students in simple steps.

Ref: NCERT Biology Textbook for Class XI and XII (Botany section), Chapter: Morphology and Anatomy of Flowering Plants, Topic: Plant structure and tissue systems.

Which of the following codons serves as the start codon in most organisms?

AUG is the start codon, coding for methionine, and serves as the initiation signal for translation. 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 -