IB Biology SL D3.2.8 Snps and Multiple Alleles Questions
Identify allele variants from DNA base-sequence differences and connect single-base changes with SNP evidence in IB Biology SL D3.2.8.
- Syllabus
- First assessment 2025
- Course
- Biology SL
- Level
- SL
Exam points
- Define an allele as an alternative form of a gene and identify how a difference in DNA base sequence distinguishes two alleles.
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IB Biology SL D3.2.8 Snps and Multiple Alleles Questions question 1
[Maximum number: 1]
What is a difference between two alleles of a gene?
A
Their positions on homologous chromosomes
B
Their amino acid sequence
C
The characteristic they influence
D
Their base sequence
D
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