answer this biochemistry question 1-Which of the following enzymes catalyzes the breakdown of cAMP? Select one: a. Phosp

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answer this biochemistry question
1-Which of the following enzymes catalyzes the breakdown of cAMP?
Select one:
a. Phosphodiesterase
b. Adenylate cyclase
c. Protein phosphatase
d. Protein kinase A
2-Which of the following is an example of endocrine signaling?Select one:B. Interleukin signalingb. Cytokine signalingc. Hormonal signalingd. Synaptic signaling
2-Which of the following is an example of endocrine signaling?
Select one:
B. Interleukin signaling
b. Cytokine signaling
c. Hormonal signaling
d. Synaptic signaling
3-Which of the following pathways provides ribose-5-phosphate for nucleotide synthesis?
Select one:
a. Glycolysis
b. Krebs cycle
c. Gluconeogenesis
d. Pentose phosphate pathway