🔬 Science 9 · Grade 8 · Cambridge Lower Secondary Science Stage 9

Unit 7: Genes and inheritance

4 sections · 63 questions

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Sections

1. 7.1Chromosomes, genes and DNAe.g. Where are chromosomes found? · 17 questionsPractice
2. 7.2Gametes and inheritancee.g. How many chromosomes in a sperm cell? · 15 questionsPractice
3. 7.3Variatione.g. Mean number of prickles on a holly leaf · 15 questionsPractice
4. 7.4Natural selectione.g. Why are more lizards born with blue tails? · 16 questionsPractice