To determine which segments of the electron transport system (ETS) are responsible for proton pumping and hence for ATP synthesis, investigators usually incubate isolated mitochondria under conditions such that only a portion of the ETS is functional. One approach is to supply the mitochondria with an electron donor and an […]

1. Jamie is a vegetarian, who is trying to plan a healthy dietwith the help of MyPyramid. Which of the following meatalternatives would be the best nutrient choices for one day? (a) 2 pieces of bacon, 1/2 can tuna, 2 pieces bread(b) 3 oz. cheese, 1/2 sweet potato, 2 tbsp […]

Q1. Mary is 50 years old. All through a check-up, a bone scan reveals that portions of her skeleton show greater than normal demineralization. After reviewing the test results, her physician suggests hormone therapy. What hormone would she prescribe for her patient? Q2. According to ABC model of floral development, […]

It seems like everything causes cancer these days and that we hear more about it – although most types are trending downward; especially those for which we have early detection or a vaccine. While the overall cancer rate is trending downward, that is not true of all cancer types (like […]