LIFESCI 7B Lecture 3: Genetic and Environmental Basis of Complex Traits
6 Aug 2018
School
Department
Course
Professor
Document Summary
Pair of chromosomes to separate during anaphase results in extra missing chromosomes. I nondisjunction homologous chromosomes don"t separate sister chromatics don"t separate. 2nd division w non disjunction d t missing chromosome common autosomal sex chromosome. "s is non disjunction often triploid or tettaploid. 2 haploids balanced unbalanced on d t tenor. L b extra many have show effects sterile notions effects adverse nondisjw trisomy dxta chromosome. 21 , 13,18 hissing nondisjwnotfons spontaneous disjunction maturation abortion mitosis division diploid during gamete results there"s sexual but no cell cause from non major male from no of combine translocation translocation spontaneously autosome aborted. # wl autosome missing fetuses should aren"t found extra autos wl ones the the. But of bc in embryos abortion one other segment copy. With fetuses missing occurs shortly after fertilization t b. Fishman occur this side as well ) normal haploid gamete ) tetraploid zygote.
