Sunday, September 18, 2011

3.2 - fertitlisation

- fertilisation produces a zygot which turns into an embryo
- during meiosis the diploid number in a male and female will half (36)
- during sexual reproduction, these fuse together which then forms one cell - this is fertilisation and called a zygot
- the cell goes through mitosis, the cells divide all with a 2n diploid number (46) - this develops into an embryo

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