Meiosis and Sexual Reproduction Ch. 11.1-11.3. Why Meiosis? Advantages: Dramatic increase in genetic variation Keeps genetic material from multiplying.
The Chromosomal Basis of Inheritance
1) Half Sheet: Have you ever failed at something? Why did you? Did you put an emotional connection with your failure? Why? 2) Finish Worksheet #6 – LAB.
Chapter 10.2 - Meiosis and Genetic Variation. The Human Genome Genome: Complete complement of an organism’s DNA. –Includes genes (control traits) and.
Chapter 9 – Chromosomal Variation. Chromosome Morphology Metacentric –Centromere is centrally located; arms equal length “p” and “q” – “p” is smaller.
10.1 Meiosis Learning Targets: Describe chromosomes in the phases of meiosis. Outline chiasmata in crossing over. Explain how meiosis results in genetic.
Lecture Outline 10/26/05 Consequences of meiosis –Gametes are genetically variable Independent assortment Crossing over Lots of practice problems Errors.
Background The passage of genetic information is critical to the reproduction of cells Genes are segments of DNA representing units of hereditary information.
Chapter 13: Meiosis and Sexual Life Cycle
Today:
Chapter 13
Meiosis and Sexual Reproduction
