While you are on a work-exchange program in Ghana, a cholera epidemic sweeps through the area where you are residing. Of the 2000 people living in the area, 200 people contract cholera and 20 die from the disease within one month. What is the incidence and mortality rate of cholera […]

The osmolarity of human plasma is normally 290 milli-osmoles per liter (0.29 Osmolar). Use a value of 300 milliosmoles/liter (300 mOsM) in solving the problems below. 1. A drug that does not dissociate has a molecular weight of 300.  If 300 g of this drug are dissolved in 1000 ml of […]

Holstein cattle are normally black and white. A superb black and white bull, Nick, was purchased by a farmer for $100 000. The progeny sired by Nick were all normal in appearance. However, certain pairs of his progeny, when interbred, produced red and white progeny at a frequency of about […]

You are working in a museum studying a collection of primate skeletons. Thankfully, the sex and live body weight of each individual is known, so you are able to calculate the average live weight of males and females for this species (all measurements are in kilograms).  Sex Average weight Male 90 […]