The Ca2+ pumps in the plasma membranes and endoplasmic reticulum are examples of:
(a) ATP-driven pumps.
(b) coupled transporters.
(c) passive carrier proteins.
(d) ion channels.
(e) symports.
Answer: (a) ATP-driven pumps.
Biology & Microbiology
You might also like to view...
What prevents a plant cell from bursting in a hypotonic solution?
a. plasma membrane b. transport proteins which help pump the excess water out of the cell c. cell wall d. a plant cell will not burst in a hypotonic solution because water is moving out of the cell
Biology & Microbiology
What is phloem? What is the name of the main process that occurs in phloem? Why is this process important for plants?
What will be an ideal response?
Biology & Microbiology
Discuss the difference between covalent, ionic, and hydrogen bonds.
What will be an ideal response?
Biology & Microbiology
The ____ closes the mouth of a fish
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology