Q. Which of the following is important for muscle contraction and nerve impulse transmission?
A) $Ca^{2^{+}}\ ions$
B) $Mg^{2^{+}}\ ions$
C) $Mn^{2^{+}}\ ions$
D) $Fe^{2^{+}}ions$
Explanation
$Ca^{2 +}\$ions is essential of muscle contraction, neuro- muscular functions and nerve impulse transmission.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.