Edexcel OLevel Biology revision notes

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Lesson

Lesson-3.2.14- understand how division of a diploid cell by mitosis produces two cells that contain identical sets of chromosomes.

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Lesson-3.2.13- describe the determination of the sex of offspring at fertilisation, using a genetic diagram.Previous Lesson-3.2.15- understand that mitosis occurs during growth, repair, cloning and asexual reproduction.Next