A fat cell responds to the presence of the hormone epinephrine by increasing cytosolic cyclic AMP production,which leads to the catabolism of both glycogen and fat.What is the most likely explanation for this phenomenon?
A) Epinephrine is binding to two types of receptors in the plasma membrane.
B) The activated receptor complex stimulates production of two different second messengers.
C) Cyclic AMP directly activates two kinds of enzymes.
D) Cyclic-AMP-dependent protein kinase activates two kinds of enzymes.
Correct Answer:
Verified
Q2: Second messengers
A)are necessary for all receptor signal
Q4: With regard to the action of hormones
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Q18: Epinephrine activates the cyclic AMP pathway in
Q19: Which of the following statements is true?
A)Phosphorylation
Q20: Amplification during a second-messenger cascade is beneficial
Q21: Amplification of a second-messenger cascade can take
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