IB Biology SL D1.3.5 Randomness in Mutation Questions
Use IB Biology SL D1.3.5 evidence to explain why mutations are not directed by organism need and how mutagens can alter frequency.
- Syllabus
- First assessment 2025
- Course
- Biology SL
- Level
- SL
Exam points
- Explain that mutation occurrence is random with respect to organism need or advantage, while external factors can increase mutation frequency.
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IB Biology SL D1.3.5 Randomness in Mutation Questions question 1
[Maximum number: 1]
What is a feature of mutations?
A
They occur randomly.
B
They only occur in germ cells.
C
The frequency cannot be increased by external factors.
D
They only occur in certain base sequences of the genome.
A
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