ANTH 1101 Lecture Notes - Lecture 3: Y Chromosome, Abo Blood Group System, Punnett Square
20 Sep 2017
School
Department
Course
Professor
Document Summary
Social darwinism a group of people who used darwin"s natural selection to justify racism. Heterozygous bb (male xy) (dominance rule the dominant allele will always o get expressed) o . Use of punnett squares to depict probability of homozygous and heterozygous traits in an offspring (must know the allele"s of the parents for the trait are the hr, hd, hetero? through kerryotypes on the parents. Co-dominance- both allele"s get expressed in the heterozygous state o . O is like a spacer, it doesn"t produce any antigens and is thus the universal donor. A and b are both dominant blood types. Women mating with men with attractive characteristics to be passed on to kids o . Results are seen quickly, in 1-2 generations that trait becomes trendy o . Ie; a peacock was chosen for colourful feathers for generations, now that is the norm.
