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Asexual reproduction and cloning

Member rating: 10 out of 10 stars (1 vote) | Words: 540 | Submitted: Fri Aug 24 2007

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Asexual reproduction. When organisms reproduce asexually, there is no fusion of sex cells. A part of the organism grows and somehow breaks away from the parent organism. The cells it contains were formed by mitosis, so contain exactly the same genes as the parent. A sexual reproduction produces offspring that are genetically identical to the parent, and genetically identical to each other. A sexual reproduction is common in plants. For example, flower bulbs grow and divide asexually each season to produce more bulbs. Asexual reproduction also occurs in some animals such as the Hydra, a small freshwater animal, which reproduces asexually by 'budding'. Artificial cloning Artificial cloning of animals is now commonplace in laboratories. The most famous example of animal cloning is Dolly the Sheep, born in the UK in 1996 using a technique called embryo transplanting. Here's how it was done: 1. An egg cell was removed from the ovary of an adult...

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