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IB Biology HL A1.2.7 Differences Between Dna and Rna Questions

Compare the usual structures and components of DNA and RNA: DNA is usually double-stranded and uses deoxyribose and thymine, while RNA is usually single-stranded and shorter and uses ribose and uracil.

Syllabus
First assessment 2025
Course
Biology HL
Level
HL

Exam points

  • Compare the usual strand number and molecule length of DNA and RNA: DNA is usually double-stranded, while RNA is usually single-stranded and much shorter.
  • Distinguish DNA deoxyribose and thymine from RNA ribose and uracil.

IB Biology HL A1.2.7 Differences Between Dna and Rna Questions question 1

[Maximum number: 1]

The diagram shows a nucleic acid, with some of the bases indicated.

Figure for Question IB Biology HL A1.2.7 Differences Between Dna and Rna Questions question 1 — IB Biology HL

Identify the type of nucleic acid shown in the diagram.

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