Which of the following is the best explanation for the inability of a specific animal cell to reduce the Ca2⁺ concentration in its cytosol compared with the extracellular fluid?
A) blockage of the synaptic signal
B) loss of transcription factors
C) insufficient ATP levels in the cytoplasm
D) low oxygen concentration around the cell
E) low levels of protein kinase in the cell

Question

Quizplus · Accepted Answer

Calcium ion pumps use ATP as an energy source to actively transport Ca2+ out of the cytoplasm, and if there is insufficient ATP levels in the cytoplasm, the cell will not be able to reduce the Ca2⁺ concentration in the cytosol compared with the extracellular fluid.

Which of the Following Is the Best Explanation for the Inability