← 2.3 Reproduction in human beings

The sperm cell

Integrated Science · Grade 8 · about 40 minutes

A cell built entirely for travelling, and how each part of it serves that one purpose.

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  • 7 sections of explanation, worked examples and diagrams
  • 1 practice task with hints and worked answers
  • A quiz that marks itself as you go
  • Your progress kept across every subject you take
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