Unformatted text preview: Aim: What is cloning?
Aim: What is cloning?
Do Now: Review our test. What is a clone?
What is a clone? • Clone refers to genetically identical cells originating from one cell. • What are they talking about when they refer to “cloned animals”? • They take DNA from a cloned cell of another animal, and insert it into a zygote that had its DNA removed, and replace it with the cloned DNA. What cloning looks
What cloning looks
like on a cellular
level… Who did they clone?
Who did they clone?
• In 1997, they successfully cloned the first animal a lamb named Dolly.
• The nucleus they used was from an adult of the same species. • Since then, they have successfully cloned sheep and pigs. Why do they want to clone Why do they want to clone animals?
• They do this to study genetic disorders and disease susceptibility.
• It is done strictly for medical research. In the blue Biology book…
In the blue Biology book…
• Turn to page 331 and read up to 333.
• Answer questions 14 on page 333. You need to read the previous pages in order to answer the questions.
• Make sure your name is on the paper – it will be collected. This powerpoint was kindly donated to
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- Fall '08
- DNA, Free Site, blue Biology book…