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Unformatted text preview: 8. Human ABO blood groups 9. Epistatic interaction between 2 genes gives a 9:7 ratio in the F2 a. When 2 genes affect same trait 10.Whys the 9:7 turn to be the case? a. AAbb x aaBB b. AaBb c. 9 A_B_ ;3 A_bb ; 3 aaB_ ; 1 aabb i. you need both the cap A and B to make color, if either is missing you get white ii. 9 is color the rest are white 11.Genetic complementation a. PRACTICE the understanding of the concept b. Rarely does 2 genes rescue each other if they are on the same gene Chapter 4 – chromosomes and Sex-Chromosome Inheritance 1. Chromosome numbers vary a lot 2. 4 stages of the cell cycle a. Chromosomes only in Mphase 3. Meiosis produces haploid daughter cells 4. The stages of meiosis a. 2 successive cell divisions occur resulting in 4 daughter cells b. chromosome number halves in first division...
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This note was uploaded on 09/29/2011 for the course GENETICS 380 taught by Professor Glodowski during the Spring '08 term at Rutgers.
- Spring '08