1. What is the order of use of metabolic fuels during exercise, from earliest to

Question

1. What is the order of use of metabolic fuels during exercise, from earliest to latest?

a) phosphogens, proteins, lipids

b)phosphogens, lipids, glycogen

c)phosphogens, glycogen, lipids

d) lipids, proteins, phosphogens

e) glycogen, phosphogens, lipids

2. Which of the following is NOT true of the electron transport chain?

a)It produces NAD+

b) It produces CO2

c) It generates a proton gradient

d) It consumes oxygen

3.  A carp can tolerate anoxia by using anaerobic metabolism. When using aerobic metabolism, approximately how much glucose would it need to catabolize in order to generate the same amount of ATP that it would get from catabolizing 30 moles of glucose via anaerobic metabolism?

a) 450 moles

b) 60 moles

c) 30 moles

d) 2 moles

4. In a tropical habitat, a mammal or bird species is more likely to have a __________ basal metabolic rate compared to an arctic species, and less need for __________.

a) lower, hibernation

b)higher, antifreeze compounds

c)lower, sweating

d) higher, panting

5. Michael Phelps is the most decorated Olympian of all time, specializing in long distance swimming. He frequently outpaced his opponents in the final laps of the swim, but did not stand out until then. Which of following likely aided his dominance of the event?

a) low VO2max

b)high pool temperature

c)High creatine phosphate

d)low levels of myoglobin

e) high numbers of mitochondria

6. Helen is a much better long distance runner than Alex. Which statement is most likely TRUE regarding Helen and Alex's leg muscles?

a) Alex has a higher concentration of myoglobin

b)Alex has a greater concentration of mitochondria

c)Helen has a lower density of LDH

Explanation / Answer

c.first is phosphogen then glycogen then lipids d.it consumes oxygen is not true because it occurs in presence of oxygen and it us not the final electron acceptor

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