Bicarbonate enters and leaves the vertebrate red blood cell by
A) Diffusion.
B) Bicarbonate pump.
C) Bicarbonate channel.
D) Chloride-bicarbonate exchanger.
Answer: D
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Amy's hand was exposed to X rays. A gene in a skin cell of her hand mutated. This mutant gene will ________
A) not form an exact duplicate of itself when the cell divides B) definitely cause skin cancer C) replicate itself when the cell divides but will not be passed on to Amy's offspring D) replicate itself and be passed on to Amy's children
Using the figure below, identify the labeled part.
1) Label A: ______________________________
2) Label B: ______________________________
3) Label C: ______________________________
4) Label D: ______________________________
5) Label E: ______________________________
6) Label F: ______________________________
7) Label G: ______________________________
8) Label H: ______________________________
9) Label I: ______________________________
10) Label J: ______________________________
11) Label K: ______________________________
12) Label L: ______________________________
13) Label M: ______________________________
What is the relationship between bone deposition and bone reabsorption in people 45 and older?
A. Deposition > Reabsorption B. Deposition = Reabsorption C. There is no relationship between deposition and reabsorption. D. Deposition < Reabsorption
A person having a heart attack may feel pain along the medial side of the left arm. This pain is known as
A. phantom pain. B. referred pain. C. masked pain. D. covert pain. E. selected pain.