IB Biology HL 2.2.6 Epigenetic tags Question Bank
Practise IB Biology HL 2.2.6 by applying epigenetic tags concepts to exam-style questions.
- Syllabus
- First assessment 2025
- Course
- Biology HL
- Level
- HL
Exam points
- identify the relevant biological structure, process or evidence
- apply the correct biological mechanism to the question
- evaluate the result using data, adaptation or ecological reasoning
D2.2.6 (HL)—Epigenetic tags question 1
[Maximum number: 1]
Nucleosomes help to regulate transcription in eukaryotes.
State a chemical modification of a nucleosome that could impact gene expression.
The image below shows the structure of one type of tRNA based on X-ray crystallography studies.
Removed for copyright reasons
ii
methylation/acetylation/phosphorylation/epigenetic tags/modification of nucleosome tails/N-terminal tails
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