IB Biology SL 1.2.7 DNA and RNA Differences Question Bank
Practise IB Biology SL 1.2.7 by distinguishing DNA and RNA through sugars, bases, strand structure and codon evidence.
- Syllabus
- First assessment 2025
- Course
- Biology SL
- Level
- SL
Exam points
- Distinguish DNA and RNA using ribose, deoxyribose, thymine, uracil and strand number.
- Use nucleotide or codon evidence to identify whether a sequence belongs to DNA or RNA.
A1.2.7—Differences between DNA and RNA question 1
[Maximum number: 2]
State two differences between RNA and DNA nucleotides.
a. RNA nucleotides contain ribose and DNA nucleotides contain deoxyribose;
b. (some) RNA nucleotides contain uracil and (some) DNA nucleotides contain thymine;
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