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IB Biology SL D3.1.6 Fertilization in Humans Questions

Use IB Biology SL D3.1.6 questions to locate fertilization in the oviduct and explain how sperm and egg nuclei fuse so parental chromosomes form the zygote genome.

Syllabus
First assessment 2025
Course
Biology SL
Level
SL

Exam points

  • Identify breakdown of sperm and egg nuclear membranes during human fertilization.

IB Biology SL D3.1.6 Fertilization in Humans Questions question 1

[Maximum number: 1]

What happens during fertilization in humans?

A

The nuclear membranes of sperm and egg break down.

B

The sperm enters the egg.

C

The chromosomes undergo joint meiosis.

D

Mitochondria in the zygote come from sperm and egg.

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