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Exam 2 Bioscience

Question:

Brown fat cells produce a protein called thermogenin in their mitochondrial inner membrane. Thermogenin is a channel for facilitated transport of protons across the membrane. What will occur in the brown fat cells when they produce thermogenin?

a. ATP synthesis and heat generation will both decrease
b. ATP synthesis and heat generation will both increase
c. ATP synthesis will increase, and heat generation will decrease
d. ATP synthesis will decrease, and heat generation will increase
e. ATP synthesis and heat generation will stay the same

Answer:

d. ATP synthesis will decrease, and heat generation will increase
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Last update by XXxO__OxXX on 12/16/2012
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Exam 2 Bioscience
Exam 2 Bioscience
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Question: Brown fat cells produce a protein called thermogenin in their mitochondrial inner membrane. Thermogenin is a channel for facilitated transport of protons across the membrane. What will occur in the brown fat cells when they produce thermogenin?a. ATP synthesis and heat generation will both decreaseb. ATP synthesis and heat generation will both increasec. ATP synthesis will increase, and heat generation will decreased. ATP synthesis will decrease, and heat generation will increasee. ATP synthesis and heat generation will stay the same
Answer: d. ATP synthesis will decrease, and heat generation will increase