1. Which of these is an advantage of clones?
- Successful characteristics are seen in offspring
- Offspring can adapt to change quickly
- Offspring will always act like their parents
- It always stops a species from going extinct
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2. What theory did Darwin come up with?
- The theory of genetic mutation
- The theory of natural selection
- The theory of continental drift
- The theory of reproduction
3. How is nitrogen split in the air?
- By reactions in thunderstorms
- It isn't, it's too unreactive
- By reacting with oxygen
- By reacting with water vapour
4. How do we remove waste products from our cells?
- The liver
- In our blood
- Through water
5. What does homozygous mean?
- All of your alleles are the same
- The two alleles are different
- The two alleles are the same
- There are two alleles