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Reproduction
The genetic information passed from parent to offspring is
contained in genes carried by chromosomes in the nucleus.
Sexual reproduction produces offspring that resemble their
parents, but are not identical to them.

Genetic information
Offspring resemble their parents because they contain genetic
information passed on to them by their…

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Organisms have sex cells called gametes. In human beings, the male
sex cells are called sperm and the female sex cells are called eggs or
ova.

Fusion
Sexual reproduction happens when a male gamete and a female
gamete join. This fusion of gametes is called fertilisation. Sexual
reproduction allows some…

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