| Date | May 2009 | Marks available | 1 | Reference code | 09M.1.SL.TZ2.11 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Question number | 11 | Adapted from | N/A |
Question
What is replicated by a semi-conservative process?
A. Messenger RNA (mRNA) only
B. Messenger RNA (mRNA) and transfer RNA (tRNA) only
C. Messenger RNA (mRNA), transfer RNA (tRNA) and DNA only
D. DNA only
Markscheme
D
Examiners report
N/A
Syllabus sections
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- 09M.1.HL.TZ2.11: On which molecule is a codon found? A. DNAB. mRNAC. tRNAD. rRNA
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- 10N.2.SL.TZ0.3d: Outline the use of polymerase chain reaction (PCR) to copy and amplify minute quantities of DNA.
- 09N.2.SL.TZ0.2c: Explain the role of transfer RNA (tRNA) in the process of translation.
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