Q Chapter 22, 23, 24, and 26 • Lab 9: Natural Selection: Salt Concentration with Brine Shrimp (Module 13, 4/26) • Practice Problems- Chapter 23 (Module 13, 4/26) • Quiz #5, Chapters 22-24, and 26 (Module 14, 4/28) • Lab 10: Cladistics (Module 14, 5/3) • Exam #5, Chapters 22-24, 26 (Module 15, 5/4)

Q 1. What are the five conditions required in order for a population to remain at Hardy-Weinberg equilibrium? (5 pts) 2. The cystic fibrosis allele is recessive. The frequency of cystic fibrosis is 0.000484, or about one in 2000 people. Calculate the allele frequencies. What portion of people are carriers (heterozygotes) for cystic fibrosis? (2.5 pts) 3. A population has 1400 individuals, 170 of genotype AA, 640 of genotype Aa, and 590 of genotype aa. What are the frequencies of alleles A and a? (2.5 pts)