Multiple Choice
The figure below shows the oxytocin signal transduction pathway in uterine smooth muscle cells.The abbreviation "CaM" refers to calmodulin, and "MLCK" refers to myosin light chain kinase, an enzyme that phosphorylates the light chains of myosin, stimulating smooth muscle contractions. 
Which two components of this pathway share a similar mechanism in transmitting a biological signal by causing a conformation change in a target protein?
A) Phospholipase C and calcium ions
B) IP3 and MLCK
C) Oxytocin receptor and phospholipase C
D) Calcium ions and IP3
E) G protein and IP3
Correct Answer:
Verified
Correct Answer:
Verified
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