Which of the following is a likely physiological effect of caffeine ingestion?
A. decrease in blood glucose levels
B. decrease in central nervous system activity
C. extreme increase in diuretic effects
D. release of proteins into the bloodstream
E. increased metabolic rate
Answer: E
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The most common adjuvant is
A. ethanol. B. formalin. C. alum. D. aluminum. E. alum AND aluminum.
This diagram shows a simplified representation of bioenergetics, with arrows representing transfers of energy between various ecological components. Where do humans fall in this diagram?
a. from the sun to decomposers
b. from producers to producers
c. from decomposers to consumers
d. from consumers to the sun
An increase in p53 activity frequently occurs in response to
A. stimulation by growth factors. B. heat shock. C. a lack of sufficient nutrients. D. DNA damage.
List the properties of water.
What will be an ideal response?