Two genes in chromosome 7 of corn are identified by the recessive alleles gl (glossy), determining glossy leaves, and ra (ramosa), determining branching of ears. When a plant heterozygous for each of these alleles was crossed with a homozygous recessive plant, the progeny consisted of the following genotypes with the […]

Question: Please help answering all of the questions The social structure and behavior of chimps in their communities or troops suggest many questions. What research questions might Dr. Hahn and her associates ask? – Choose one of the research questions from above and consider it in more detail. Based upon […]

In humans, two traits, rolling the tongue and the ability to taste PTC, depend on separate dominant genes located on different chromosomes. A man that can roll the tongue (assume he is homozygous) that cannot taste PTC married a woman that can not roll the tongue that can taste PTC […]

A)    In Drosophila (fruit flies) ebony body color and being eyeless are both autosomal recessive traits. An ebony fly is mated with an eyeless fly and the F1 are all wild type. The F2 are:                                  590 wild type 185 eyeless 200 ebony 72 eyeless and ebony     Test the hypothesis that […]