試題詳解

44. Calcium is one of the critical ions required for the cellular functions. Which of the following is true regarding calcium?
(A) Calcium can trigger cell death.
(B) Calcium is critical for the activation of different proteins.
(C) The free calcium concentration in the cytosol is very low.
(D) The endoplasmic reticulum contains a high amount of calcium.
(E) All of the above.