1. Ahomozygous black female guinea pig is crossed to a white male. An F1 son is backcrossed to its mother. Please diagram the cross and backcross and determine the genotypes of the F2 progeny. 2.In Drosopphila,sepia colored eyes are due to recessive allele s and wild type(red color) to its […]

An ecologist spends an equal amount of time in five different ecosystems and notes every animal she sees during that time. Based on her observations, which ecosystem probably has the highest level of both species richness and species evenness? (2 points) Ecosystem 1: 2 foxes, 10 pine beetles, and 7 […]

An article in the Star and Tribune on March 24th stated that chicken breeding has resulted in great changes in the rate at which chickens grow and the size to which they grow – it now takes ~ 42 days to raise a 5 pound chicken, compared to ~ 60 […]

In particular African region, 67% if the female population and 78% of the male population are resistant to malaria and are actively involved in teaching African Tribal dance to the tourist(Exercise active oxygen transport). There are 135 male and 121 females. Calculate the heterozygous phenotype. b. If 35% are born […]