A rise in the level of interferons in the body suggests what kind of infection?
A) cancer
B) parasitic
C) bacterial
D) viral
E) prion
Answer: D
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In an enzymatic reaction, when temperature is increased past the point of "optimal temperature," the enzyme starts to ________.
increase its catalytic activity reduce its catalytic activity increase its allosteric properties increase product formation
What condition results from excess fluid in the pericardial cavity compressing the heart and reducing the capacity of the ventricles to fill with blood?
What will be an ideal response?
Bone resorption is produced by the action of ________, which return bone calcium and phosphate to the blood.
A. calcitonin B. osteoblasts C. osteoclasts D. osteocytes
Which of the following respiratory volumes and capacities can not be measured with a spirometer?
A. Residual volume B. Vital capacity C. Tidal volume D. Expiratory reserve volume E. All of these can be measured with a spirometer.