| Date | May 2015 | Marks available | 1 | Reference code | 15M.1.HL.TZ2.9 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Identify | Question number | 9 | Adapted from | N/A |
Question
Which model represents transcription?
Markscheme
A
Examiners report
This question turned out to be an easy question, although some candidates confused the answer with the translation process.
Syllabus sections
Show 71 related questions
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- 12M.1.HL.TZ1.8: What occurs during DNA replication? A. DNA polymerase separates the two DNA strands. B. DNA...
- 12M.1.SL.TZ2.9: What is formed during transcription? A. RNA strand complementary to DNA strand, formed by...
- 09M.1.HL.TZ2.11: On which molecule is a codon found? A. DNAB. mRNAC. tRNAD. rRNA
- 10N.2.SL.TZ0.1e(ii): Outline the difference in mRNA production for the three genes during the submergence period...
- 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.
- 16M.1.SL.TZ0.5: Research has shown that the genetic code is not entirely universal. Which research finding...
- 16M.1.SL.TZ0.6: This is a sequence of nucleotides from a section of mRNA. AUGAAACGCACGCAG From which DNA...
- 16M.3.SL.TZ0.2c: Explain the pattern shown in generation 3.0.
- 17M.2.SL.TZ1.5a: Outline how translation depends on complementary base pairing.
- 15M.1.HL.TZ2.10: Which sequence represents the order of events in protein synthesis?
- 13M.2.HL.TZ2.5b: Outline transcription in prokaryotes.
- 12M.1.HL.TZ2.9: The diagram shows the translation of a mRNA molecule. A tRNA molecule with anticodon CAG...
- 10M.2.SL.TZ1.5b: Explain how the base sequence of DNA is conserved during replication.
- 17M.2.SL.TZ2.5b: Outline the role of ribosomes in translation.
- 15M.2.HL.TZ2.3c (i): Explain the role of the following enzymes in DNA replication.Helicase
- 13N.2.SL.TZ0.3b: Explain DNA replication.
- 09M.1.SL.TZ1.10: What is a codon? A. A sequence of nucleotides on rRNA that corresponds to an amino acid B. A...
- 10M.1.SL.TZ2.12: The graph below shows the effect of temperature on the separation of the strands in DNA to...
- 11N.1.HL.TZ0.8: Which of the following statements is/are correct for DNA replication? I. It occurs during...
- 12N.1.SL.TZ0.10: What will be the sequence on the mRNA molecule that is produced when the DNA base sequence...
- 10N.2.SL.TZ0.1g: Evaluate, using all the data, how modified varieties of rice could be used to overcome food...
- 10N.2.HL.TZ0.1c(i): Determine which gene produced the most mRNA on the first day of the submergence period for...
- 10N.2.HL.TZ0.1c(ii): Outline the difference in mRNA production for the three genes during the submergence period...
- 17M.1.SL.TZ1.21: Cladograms can be created by comparing DNA or protein sequences. The cladogram on the left is...
- 17M.1.SL.TZ1.12: The table shows the genetic code. Which mRNA could code for the sequence...
- 17M.1.SL.TZ2.9: Which are necessary to make DNA replication semi-conservative? I. Separation of the strands...
- 17M.2.SL.TZ1.5b: Describe the polymerase chain reaction (PCR), including the role of Taq DNA polymerase.
- 17N.2.HL.TZ0.07b: Nitrogen is part of many important substances in living organisms. Distinguish between...
- 15N.1.HL.TZ0.9: What is required to replicate DNA? A. Temperature of 37 °C B. Free nucleotides carrying A,...
- 15N.2.SL.TZ0.3c(iii): Deduce the percentage of adenine in Oryza sativa if the proportion of guanine in that...
- 11M.1.HL.TZ1.9: Which of the following are involved in both replication and transcription? A. DNA only B....
- 09M.2.SL.TZ1.7c: Explain the process of translation.
- 10M.1.SL.TZ2.9: Which enzyme catalyzes the elongation of the leading strand? A. RNA polymerase B. Helicase...
- 09N.1.HL.TZ0.8: What happens during translation?A. Copying of DNA to produce DNAB. Copying of DNA to produce...
- 16M.3.SL.TZ0.2a: The density of the DNA band at generation 0 is 1.724 and the density of the dark band of DNA...
- 17M.1.SL.TZ2.27: The bacterium Neisseria gonorrhoeae causes infections related to the human reproductive...
- 17M.2.HL.TZ2.1f.i: State the name of the molecule which is produced by transcription.
- 15M.2.SL.TZ2.5a: Describe the genetic code and its relationship to polypeptides and proteins.
- 15N.1.SL.TZ0.10: How is the information in the genetic code used? A. To predict the genotype of gametes B....
- 13N.1.HL.TZ0.11: A base substitution in a gene has changed a codon. Which of these consequences could result...
- 09M.2.HL.TZ2.6c: Explain prokaryotic DNA replication.
- 10M.1.SL.TZ1.9: What sequence of processes is carried out by the structure labelled X during...
- 10N.2.SL.TZ0.1f: Deduce, using all the data, which gene was used to modify GMFC.
- 10N.2.SL.TZ0.4c: Explain the significance of complementary base pairing for replication, transcription and...
- 17M.1.SL.TZ1.11: A short sequence of nucleotides reads GGACAGAGCGCAGACGA. In which type of molecule could this...
- 17M.1.HL.TZ1.9: A strand of mRNA consists of the following nucleotides: AUUCUGGCUA Which of the following...
- 17N.1.SL.TZ0.11: Which sequence of bases and amino acids could be produced by transcription and translationof...
- 15N.2.SL.TZ0.6b: Explain the process of translation in cells.
- 09M.1.SL.TZ2.11: What is replicated by a semi-conservative process? A. Messenger RNA (mRNA) onlyB. Messenger...
- 10N.2.HL.TZ0.1d: Using only this data, deduce which gene confers submersion resistance to rice plants.
- 16N.1.SL.TZ0.11: What enables bacteria to produce human growth hormone? A. DNA replication is...
- 16N.2.SL.TZ0.7b: Producers extract phosphates and nitrates from soil. Outline how these ions are used in the...
- 12M.2.HL.TZ1.2a: DNA replication involves a number of enzymes including DNA polymerase. Identify one other...
- 10M.1.HL.TZ2.8: The table below shows the codons that determine different amino acids in protein...
- 09N.1.HL.TZ0.7: What principle is necessary to prevent mutation of DNA during replication?A. Base pairing is...
- 12N.2.HL.TZ0.7b: Explain the process of DNA replication.
- 16M.3.SL.TZ0.2b: Describe the nitrogen composition of the DNA band in the E. coli at generation 1.0.
- 16M.3.SL.TZ0.2d: This experiment was designed to demonstrate whether replication was semi-conservative or...
- 17M.1.SL.TZ1.8: Meselson and Stahl conducted experiments using the isotopes 14N and 15N which showed that DNA...
- 17M.2.SL.TZ1.1c: Estimate how much smaller drilled oysters raised in seawater at a high CO2 concentration were...
- 17M.2.HL.TZ1.1f.ii: Suggest a reason for the greater expression of the gene for the urea transporter after an...
- 13M.1.HL.TZ2.9: What is the relationship between enzymes and DNA? A. Enzymes contain the code for DNA.B....
- 12M.1.SL.TZ1.9: What occurs during DNA replication? A. DNA polymerase separates the two DNA strands. B. DNA...
- 12M.2.SL.TZ2.6c: Discuss the relationship between one gene and one polypeptide.
- 10M.2.SL.TZ1.5a: Explain why DNA must be replicated before mitosis and the role of helicase in DNA replication.
- 12N.2.SL.TZ0.3c: DNA in chromosomes undergoes replication before mitosis. Outline how complementary base...
- 10N.2.SL.TZ0.1e(iii): Compare the mRNA production for the three genes during the submergence period between the two...
- 10N.2.SL.TZ0.1e(i): Determine which gene produced the most mRNA on the first day of the submergence period for...
- 16M.2.HL.TZ0.5b: Explain the roles of specific enzymes in prokaryote DNA replication.
