BIO 315 Exam 4 Questions and Answers

aa - Answer-albinism heterozygous parents - Answer-25% chance of offspring having recessive disease population - Answer-group of individuals of same species living in the same area population genetics - Answer-study of all alleles in a population gene pool - Answer-all the alleles in a population gene flow - Answer-the movement of alleles between populations. usually caused by migration and mating phenotype frequency - Answer-based on observaitons -how common is the trait -PKU disease 1/2600 in Turkey 1/119000 in Japan genotype frequency - Answer-proportion of heterozygotes and homozygotes in a population allele frequency - Answer-propotion of each individual allele 500 individuals in a population 100 have PKU (pp) - Answer-phenotypic ratio 100/500 or 1/5 genotypic ratio250/500,150/500, 100/500 allele ratio 650/1000 for P 350/1000 for p changing in allele frequency - Answer-microevolution speciation - Answer-Formation of new species macroevolution - Answer-Evolutionary change above the species level.