IB Biology SL D1.3.4 Causes of Mutation Questions
Use IB Biology SL D1.3.4 evidence to connect environmental mutagens with DNA damage and increased mutation frequency.
- Syllabus
- First assessment 2025
- Course
- Biology SL
- Level
- SL
Exam points
- Identify radiation, ultraviolet light, and chemical mutagens as environmental factors that can increase mutation rate.
- Explain that a mutagen alters DNA bases or sequence and can increase mutation frequency, using UV exposure or cigarette smoke as context.
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IB Biology SL D1.3.4 Causes of Mutation Questions question 1
[Maximum number: 1]
The Cancer Council of New South Wales has stated that one in five cancer deaths are caused by smoking. How can smoking cause cancer?
A
20 % of smokers get cancer.
B
Cigarette smoke contains mutagenic chemicals.
C
Smoking reduces the rate of mitosis in cells.
D
Smoking is addictive.
B
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