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Year 9 Science End of Unit 7 Test - Answers Included

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Cambridge Year 9 Science End of Unit 7 Test – Answers Included. Covers effects of nicotine on sperm cells, sex determination, DNA structure, chromosomes, inheritance, genetic resistance, and natural selection. Perfect for biology revision and genetics practice.

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Apr

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Year 9 Science End of Unit 7 Test - Answers Included

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