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IB Biology SL 3.2.4 Phenotype Question Bank

Practise IB Biology SL 3.2.4 by distinguishing genotype from phenotype and linking genetic makeup to characteristics.

Syllabus
First assessment 2025
Course
Biology SL
Level
SL

Exam points

  • Distinguish genotype as genetic makeup from phenotype as observable characteristics.
  • Explain how alleles and environmental conditions contribute to phenotype.

D3.2.4—Phenotype question 1

[Maximum number: 1]

The graph shows a sigmoid population growth curve.

Figure for Question D3.2.4—Phenotype question 1 — IB Biology SL

The table summarizes the genome size of several organisms.

Table for Question D3.2.4—Phenotype question 1 — IB Biology SL

Distinguish between the terms genotype and phenotype.

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