1. The genes for ruby eyes (rb), tan body (t) and cut wings (ct) are all found on the X-chromosome of Drosophila melanogaster. All of these are recessive traits. They map in the order rb, ct, t with 12.5 map units between rb and ct and 7.5 map units between […]

A fundamental difference between eukaryotic viruses with DNA genomes versus those with RNA genomes is: a) Most eukaryal DNA viruses replicate in the host cell nucleus while most eukaryal RNA viruses replicate in the cytoplasm. b) Most eukaryal DNA viruses are double stranded while most eukaryal RNA viruses are single […]

Assume the role of a research scientist who is applying for grant money to fund research on ALS. Describe the particular area of research that you would investigate (drug-based therapies that would slow the progression of the disease, tissue repair/regeneration, gene therapy, etc.) and provide valid scientific reasoning as to […]

Part 1: Relevance of Evolution: Medicine 1. What is causing the evolutionary arms race with pathogens? Provide an example to illustrate your answer. 2. How can we slow down antibiotic resistance? 3. What is the evolutionary history of HIV? Why do some people live with HIV and not get sick? […]