When the amine (NH2) group is stripped off of an amino acid, this amine group is converted to ________.
A. lactate
B. glucose
C. ammonia
D. urea
E. glycerol
Answer: C
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Which of the following helps the spine absorb shock?
A. spinal curves B. intervertebral discs C. ligaments D. both A & B E. all of the above
Define oxyhemoglobin
A) Oxyhemoglobin is hemoglobin that has less than 4 molecules of oxygen bound. B) Oxyhemoglobin is hemoglobin that has 4 molecules of carbon dioxide bound. C) Oxyhemoglobin is hemoglobin that has less than 4 molecules of carbon dioxide bound. D) Oxyhemoglobin is hemoglobin that has 4 molecules of oxygen bound. E) Oxyhemoglobin is hemoglobin with 4 molecules of oxygen bound and 4 molecules of carbon dioxide bound.
Lymph transport involves all of the following EXCEPT ________
A) lymph capillary minivalve action B) milking action of active muscle fibers C) thorax pressure changes during breathing D) smooth muscle contraction in the lymph capillary walls
The enzyme carbonic anhydrase causes
A) carbon dioxide to react with water. B) water to react with hydrogen ions. C) water to react with bicarbonate ions.