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Unformatted text preview: 3. After graduation, you and 19 friends build a raft, sail to a deserted island, and start a new population, totally isolated from the world. Two of your friends carry (that is, are heterozygous for) the recessive cf allele, which in homozygotes causes cystic fibrosis. a) Assuming that the frequency of this allele does not change as the population grows, what will be the instance of cystic fibrosis on your island? b) Cystic fibrosis births on the island are how many times greater than the original mainland. The frequency of births on the mainland is .059%....
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This note was uploaded on 03/20/2012 for the course BIOLOGY 1305 taught by Professor Adair during the Spring '09 term at Baylor.
- Spring '09