2. How did this happen? All our modern breeds of dog are descended from the wolf.
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4. Humans have changed the way dogs look and act by selecting which dogs to breed together. This is called Selective Breeding X Solution Bullmastiff Large, quick, and strong
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7. Down’s Syndrome Use the class books to describe the cause and effects of Down’s Syndrome. Notes
9. Amniocentesis Using the class books, and the diagram provided, produce an information sheet explaining to expectant parents the technique of amniocentesis. This should include: - the diagram - what is being sampled - how the sample will be taken - what the results will show Notes
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12. Summary Answer the questions on page 83 of the Success Guide in full sentences.
