1)There are 500 German Shepherds found in southeastern North Carolina. They are all free to interbreed without restriction. Floppy ears are recessive to Upright ears and 100 of the German Shepherds in this population are floppy-eared. What are the percentages of floppy-eared and upright-eared German Shepherds (phenotypic)? What are the percentages of each genotype for this group of dogs?


2)There are 1000 petunias at the arboretum. In petunias, yellow flower color is dominant to white. There are 150 white-flowered plants in the arboretum. What are the percentages of each genotype for this group of flowers.


3)In a population of 1000 black bears, 600 are black (the dominant phenotype) and 400 are brown. What percentage of the population is homozygous dominant, homozygous recessive, and heterozygous?


4)A local kennel currently has 100 border collies. There are 70 dogs with blue eyes, a recessive trait, living there. What percentage of the population is homozygous dominant, homozygous recessive, and heterozygous?


5)The local monster mash includes 200 purple people eaters. Of the 200, 50 are lavender, the recessive trait; the remainder are deep purple, the dominant trait. What percentage of the population is homozygous dominant, homozygous recessive, and heterozygous?