Q1. Between March 2 and April10, five chronic peritoneal dialysis patients at one hospital became infected with Pseudomonas aeruginosa. Four patients developed peritonitis (inflammation of the abdominal cavity), and one developed the skin infection at the catheter insertion site. All patients with peritonitis had low- grade fever, cloudy peritoneal fluid, […]

1. What is the difference between growth and development?2. What is the difference between a zygote and an embryo?3. What are the two hemispheres of the frog yolk and what is the role of each?4. The typical frog has 7 developmental stages. List two of those stages and one important […]

The drug warfarin is an anticoagulant that is used after heart surgery to inhibit blood coagulation and diminish the risk of forming dangerous clots. This drug has a very narrow therapeutic index (i.e. concentration in plasma at which drugs is inhibits major clot formation, but does not prevent basal levels […]

Q1. Scientists are studying bacteria discovered sea floor. In the nonattendance of light, these bacteria can utilize organic molecules (including human waste) to generate electricity. NASA hopes they may one day be useful in producing some electricity on a spacecraft. What mode of nutrition do these bacteria most likely use? […]