IB Biology SL A1.2.9 Diversity of Dna Base Sequences Questions

Compare how DNA length and base sequence vary, and how genome size and gene number differ between organisms. Explain how the diversity of DNA base sequences gives DNA its information-storage capacity.

Syllabus
First assessment 2025
Course
Biology SL
Level
SL

Exam points

  • Describe how DNA length and base sequence vary and how genome size and gene number differ widely between organisms.
  • Explain how diversity in DNA base sequences gives DNA a large information-storage capacity.

IB Biology SL A1.2.9 Diversity of Dna Base Sequences Questions question 1

[Maximum number: 1]

What allows DNA to store very large amounts of data?

A

Two strands of DNA

B

Base sequence

C

Complementary base pairing

D

Sugar-phosphate backbone

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