Multiple Choice
The statements about transport of Ca2+ from the cytosol (low Ca2+ concentration) into the endoplasmic reticulum (high Ca2+ concentration) are true EXCEPT which of the following?
A) Calcium movement involves the use of a pump.
B) Calcium movement involves active transport.
C) Calcium movement occurs by facilitated diffusion using a transporter protein.
D) Calcium movement requires energy.
E) Calcium movement occurs through a transmembrane protein.
Correct Answer:
Verified
Correct Answer:
Verified
Q1: The current model that best describes biomembranes
Q2: Animal cells are permeable to water and
Q3: The Na<sup>+</sup>/K<sup>+</sup>-ATPase pump is a ligand-gated ion
Q4: Which of the following organisms is likely
Q5: Membrane proteins are attached to or embedded
Q7: Which of the following is TRUE of
Q8: Which of the following statements is CORRECT
Q9: Animal cells are permeable to water and
Q10: Plant cell membranes contain cholesterol.
Q11: Cellular membranes are<br>A) fluid.<br>B) solely composed of