Multiple Choice
The LDL receptor is an integral protein that crosses the plasma membrane, with portions of the protein extending both outside and into the interior of the cell. The amino acid side chains (R groups) in the region of the protein that crosses the membrane are most likely
A) charged.
B) hydrophilic.
C) hydrophobic.
D) carbohydrates.
E) lipids.
Correct Answer:

Verified
Correct Answer:
Verified
Q36: Single-celled animals, such as amoebas, engulf entire
Q37: Which of the following statements about diffusion
Q38: Which of the following molecules do you
Q39: Which of the following is not a
Q40: How can water, a polar molecule, cross
Q42: When vesicles from the Golgi apparatus deliver
Q44: The process by which the plasma membrane
Q45: A marathon runner has just arrived in
Q46: Osmosis moves water from a region of
Q55: The process of random movement of molecules