Human blood contains which of the following buffers?
A) H2CO2/HCO3-
B) HC2H3O2/C2H3O2-
C) both a and b
D) neither a nor b
A
You might also like to view...
Which of the following is the largest contributor of urban outputs to outdoor air pollution?
A. burning fossil fuels B. burning of leaves in yards C. natural emissions of urban trees D. outgassing of plastics
Which association is incorrect?
A) mesocyclone — region of tornado formation B) tornado watch — a tornado has been sighted on the ground C) downdraft — precipitation D) anvil - front of the thunderstorm
Wintertime mP air masses are less common along the Atlantic coast of North America than along the Pacific coast mainly because the
a. ?water is colder along the Pacific coast. b. ?prevailing winds aloft are westerly. c. ?source region for mP air on the Atlantic coast is western Europe. d. ?water is warmer along the Atlantic coast. e. ?land is colder along the Atlantic coast.
The ____________________ plants have a tissue system of specialized cells for the movement of water and nutrients. Fill in the blank(s) with the appropriate word(s)