Question 44 (1 point)
Which of the following statements about the plasma membrane is INCORRECT?
The plasma membrane is semipermeable.
Plasma membrane contains receptor sites.
The plasma membrane serves as a boundary between the cell and hypotonic solutions.
The plasma membrane contains ribonucleic acid.
Question 45 ( 1 point)
All of the following vessels carry blood with lower concentration of carbon dioxide than oxygen concentration, EXCEPT the
coronary artery
pulmonary arteries
pulmonary vein
renal artery