For angle A in T17, find the exact value (no decimals) of sin 2A and cos A. Then find the measure of A, and calculate sin 2A and cos A directly. How do the answers compare? T1

Ecology and Evolution Jon Benstead β 9/29/17 Chapter 7 (cont.): Ecology of Intraspecific Variation - Factors That Influence Genetic Variation - Mutation (The Ultimate source of all genetic variation) - Once they arise, their frequencies and combinations change due to: - Meiosis - Always increases or maintains genetic variation. - Natural Selection - Can either increase or decrease. - Increase and Maintains - Overdominant Selection (Gives heterogeneous organisms an advantage). -EX: Sickle Cell Anemia - A allele- Lack resistance to malaria