S123LS06 Theory of Evolution (Better Quality)

BBC Schools/ Short Circuit
Circa 1992- 2001
1 What do the changes in the teeth demonstrate?
2 Name some variations
3 As generations go by the individual organism gets……………………….
4 Horses come from an ancestor the size of a small………………………….
5 After how many years of evolution does it take for them to be equally well evolved?
6 How long has life been on the planet evolving?
7 How many bases are there in DNA?
8 What does a human share a recent ancestor with?
9 A mutation happens when there is ______________ in copying ________ in the nucleus
10 How long ago did the ancestor that chimps and humans share exist?
11 What should you keep in mind when making your own decision about the origin of life?

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