Multiple Choice
What initiates the sodium-potassium pump?
A) Three sodium ions bind to the cytoplasmic side of the protein.
B) Three sodium ions are translocated out of the cell.
C) Phosphorylated pump has low affinity for sodium allowing sodium to leave and potassium to bind.
D) Two potassium ions are transported into the cell.
E) ATP binds to the protein which becomes phosphorylated (ADP is released) .
Correct Answer:
Verified
Correct Answer:
Verified
Q66: If two solutions have unequal concentrations of
Q67: What describes the movement of substances down
Q68: Osmosis occurs as water can cross the
Q69: While water continually orients phospholipids into a
Q70: The diagram shows the rate of diffusion
Q72: Receptor-mediated endocytosis brings in specific material by
Q73: Tetrodotoxin is a potent poison,produced by some
Q74: Diapedesis is the movement of white blood
Q75: Three (3)eggs are boiled and all weigh
Q76: Which of the following protein classes are