Imagine you are an ecologist, and you do a census of all of the animal species within a particular ecosystem. You discover that the total combined populations of the tertiary consumer species in the ecosystem are a lot smaller than the combined total population sizes of all of the secondary […]

Suppose that in Drosophila melanogaster an XXY female with white eyes (due to the w^1 allele on both copies of an attached X chromosome) is mated with a male that has a yellow body (due to the y allele on the X chromosome). Which of the following best describes the […]

1.) A certain Drosophila protein-coding gene has one intron. If a large sample of null alleles (null alleles are mutations that destroy the function of the protein) of this gene are examined, will any of the mutant sites be expected in thea) exons?b) introns?c) promoter?d) intron-exon boundary?Please justify your answers. […]

Please answer these questions on a separate sheet(s) of paper, and please type.Small, handwritten figures on an otherwise typed document are acceptable.  It is imperative that no part of your answer be copied directly from an online source, or from another student, either in this class or from a previous […]