CO2 is transported in the blood ____
a. dissolved in the plasma exclusively
b. as bicarbonate ions exclusively
c. bound to hemoglobin exclusively
d. dissolved in the red blood cells exclusively
e. dissolved in the plasma, as bicarbonate ions, and bound to hemoglobin
ANSWER: e
You might also like to view...
The side group (R group) of the amino acid shown above contains which of the following functional
groups?
a. hydroxyl b. carbonyl c. carboxyl d. sulfhydryl e. amino
A cell that neither gains nor loses a net amount of water at equilibrium when it is immersed in a solution is ________
A) isotonic to its environment B) hypertonic to its environment C) hypotonic to its environment D) metabolically inactive
Based on diversity, life is divided into Bacteria, Archaea, and Eukarya. These groupings are called
A. kingdoms B. domains C. species D. class
Which is NOT true of human salivary glands?
A. The production of saliva aids in the mechanical digestion process. B. They produce an enzyme to begin the digestion of starch. C. They can become inflamed and cause tonsillitis. D. There are three pairs that open by ducts into the mouth.