Some glucose transport proteins can also bind fructose, another six-carbon monosaccharide, but not lycine, an amino acid, because transport proteins exhibit ________ for their ligands.
A. affiliation
B. specificity
C. affinity
D. saturation
E. competition
Answer: B
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The pollex is located in which region?
A) 18
B) 23
C) 12
D) 14
E) 16
The loss of water in the urine due to unreabsorbed solutes is known as ________.
Fill in the blank(s) with the appropriate word(s).
During inspiration,
a. intra-alveolar pressure falls below atmospheric pressure. b. the diaphragm contracts. c. the internal intercostal muscles contract. d. conditions a and b exist e. conditions a, b, and c exist
Which of the following events in the chloride shift occurs last?
A. CO2 and H2O ? H2CO3 B. Carbonic acid dissociates to form bicarbonate and H+. C. Carbonic acid dissociates to form water and CO2. D. Bicarbonate ions diffuse into the plasma. E. Carbon dioxide diffuses into a red blood cell.