Small animals tend to expire sooner than related large ones ifforced to live on stored supplies. For instance, suppose you havea mouse and a dog that both start with body stores of fat equal to20% of body weight. Explain why the mouse would be likely todie sooner if these animals could not find any food and thus hadto live on their fat reserves. Which one would die sooner if theywere trapped underwater and had only their stores of O2 to liveon while trying to escape?

Question 3

Write at least 2-3 features of each step of respiration metabolism

In the 1930's a chemical known as DNP was touted as en effective diet pill. Weight loss was dramatic in patients taking this drug. However, to quote Efraim Racker (A New Look at Mechanisms in Bioenergetics, Academic Press, 1976, p. 155), ..."the treatment eliminated not only the fat but also the patients,...This discouraged physicians for awhile..." This drug works for weight loss, by causing the leakage of H+ across the inner mitochondrial membrane. Which of the following would you expect to see in patients taking DNP? Select the best answer. Question options:   decreased ability to produce ATP    increased ability to produce ATP   decreased ability to use Krebs cycle to produce ATP   slowing down the citric acid cycle.

NAD+ ____ when it gains a/an ____.