SCIE 1P51 Lecture : SCIE 1P51-Genetics Continued and Tissue Engineering.docx
28 Feb 2012
School
Department
Course
Professor
Document Summary
It should be 4 or above, if not check your official brock email y there is a link on sakai to images that will be used in lecture. Mitosis y used to make new body/somatic cells y division of dna into two identical cells. Structure of dna in cell y to protect dna information, tightly coil the chromosome y one coiled piece of dna is called a chromatid. Mitosis summary y mitosis makes somatic cells y spindle fibers attach to chromatids y chromatids line up single file y cells contain 23 pairs of chromosomes y cells are identical y link on sakai. Meiosis y specialized cell division to produce sex cells y chromosome number y used to make gametes/sex cells/germ cells y diagram y meiosis i y meiosis ii. Meiosis i y condensed chromosomes line-up double file y major difference to mitosis y spindle fibers attach to centromere on one side only.
