MBG 2400 Study Guide - Comprehensive Midterm Guide: Chromosome, Point Mutation, Sticky And Blunt Ends
524 views23 pages
6 Feb 2017
School
Department
Course
Professor
Document Summary
Reduction: homologous chromosome separate in meiosis 1. Division: sister chromatids separate in meiosis 2. Remember that independent assortment allows equal chances for different types of gametes. Contain all mendelian genes, but not all dna and genetic code. Can be used to identify specific chromosomes. Allow combinations to occur between linked genes. End up with 4 genetically unique spores. X - basic number of chromosome in a species. Don"t need to worry about x and n for the midterm. Like bananas, triploid or tetraploid or diploid. Each chromosome is present in two copies. Recombination exchange of material between sister chromatids. Harriet creighton and barbara mcclintock first demonstrated the physical. One crossover per chromosome arm per generation. Shuffles the genes of the 2 parents. Can cause by radiation, chemicals, or spontaneous. Particulate (alpha, beta particles, neutrons, cosmic rays) Mustard gas and malic hydrazide(attacks heterochromatic(condensed) region) The fg fragment is called an acentric fragment.
Get access
Grade+
$40 USD/m
Billed monthly
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
10 Verified Answers