Biological Diversity (week 2) notes
Biological Diversity (week 2) notes BSCI-10110-002
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This 2 page Class Notes was uploaded by Lorrielle Dodson on Sunday September 13, 2015. The Class Notes belongs to BSCI-10110-002 at Kent State University taught by Darren L. Bade in Fall 2015. Since its upload, it has received 32 views. For similar materials see BIOLOGICAL DIVERSITY in Biological Sciences at Kent State University.
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Date Created: 09/13/15
Biology week 2 notes DNA combines together to make chromosomes Ex Half of human chromosomes come from the mother and the other half comes from the father DNA holds information for various things and it also has segments ofgenes Ex different type of rabbits because the gene in them determines the color of the rabbit Allele one or more types of genes Ex White rabbit allele Black rabbit allele R r the R and r represent the different types of allele Homozygous Both alleles are the same RR or rr Heterozygous One of each allele in the pair Rr 0 Dominant allele that stands out the most R Recessive allele that doesn t standout unless it is in a homozygous relationship r Genotype all of the alleles together in an organism Phenotype physical outlook of the genotype Ex white is a phenotype but the genotype can be RR or Rr Natural Selection individuals that are built for a certain environment and have a better chance of surviving Genetic variation Different type of alleles in different population Helps with natural selection Evolution Change throughout time Darwin 0 Descent with modi cation natural selection evolution Inheritance of characteristic Darwin believe that there are different variations in different population Lamarck doesn t believe in variation 5 agents of evolutionary change L Mutation genetic variation gene Flow transferring alleles to different populations M ranoLJm mating Small population size Selection bluian U1
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