Why living things reproduce

Sign in to read this lesson

Lessons are for learners and teachers with an account. Browsing the curriculum — subjects, strands and what each sub-strand covers — stays open to everyone.

• 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

Other lessons in this sub-strand

1. Why living things reproduce
2. The male reproductive system
3. Functions of the male parts
4. The female reproductive system
5. Functions of the female parts
6. The sperm cell
7. The egg cell
8. Comparing sperm and egg
9. What fertilisation is
10. Where fertilisation happens
11. Implantation and early growth
12. The menstrual cycle
13. The four stages of the cycle
14. Tracking the cycle
15. Menstrual hygiene
16. Changes at adolescence
17. Personal hygiene during adolescence
18. Caring for a pregnancy