BIO 200 Lecture Notes - Lecture 6: Guanine, Uracil, Fokker E.Ii
2 Oct 2016
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9-14-16: mendel did not know the mechanisms of heredity, 1866 no knowledge of chromosomes, genes, etc, he referred to dna as factors . Still during mendel"s lifetime, but at that time they weren"t really thought to play a role in storing genetic material b. Linked to inheritance in 1900-1902: discovered that they come in pairs in 1902, chromosomal theory of inheritance d. i. Identifies chromosomes as the carriers of genetic material d. iii. Explains the mechanisms underlying the laws of mendelian inheritance d. iv. Each of our cells contains one set of chromosomes from our mom and one from our dad d. iv. 1. Pairing was central to the theory: occur in all organisms, though the number of chromosomes varies greatly between organisms, humans have 46 chromosomes 23 from mom, 23 from dad, chromosomes are passed on by cell division g. i. Both for growth, repair, and gametes (sex cells: offspring production drives hereditary transmission of genes i.
