CAIE A-Level Biology AS 6.2.3 Transcription and Translation Roles Questions
Explain transcription and translation roles in gene expression using evidence from each question and mark scheme.
- Syllabus
- 2028–2030
- Course
- Biology 9700
- Level
- AS
Explain transcription and translation roles in gene expression using evidence from each question and mark scheme.
Which statements correctly describe the process of translation?
1 The nucleotide sequence on an mRNA molecule is used to produce a specific amino acid chain.
2 A section of DNA is copied into an mRNA molecule by RNA polymerase.
3 A polypeptide is produced because anticodons on tRNA molecules attach to mRNA codons through peptide bonds.
1 and 2
1 and 3
1 only
2 and 3
C