IMAT 2025 · Question 17
MUSCLE CONTRACTIONIMAT 2025 Q171 / 1
Which of the following statements about myosin and actin is CORRECT?
A
The binding of calcium to troponin is necessary for the dissociation of the actin-myosin complex.
B
Actin has ATPase activity.
C
The binding of ATP to the actin-myosin complex promotes the formation of the complex.
D
The binding of ATP to the actin-myosin complex promotes the dissociation of the complex.
E
Tropomyosin has ATPase activity.
Keyboard: A–E to choose, Shift + letter to cross out, Enter to confirm.