The _____ stain is used to stain and differentiate Mycobacterium and Nocardia from other bacteria.
A. acid fast
B. methylene blue
C. Gram
D. negative
E. basicv
Answer: A. acid fast
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ATP molecules are charged during cellular respiration; where does the energy to charge the ATPs comes from?
A. The energy comes from the building of carbon dioxide. B. The energy comes from the breaking of oxygen. C. The energy comes from the breaking of chemical bonds within glucose. D. The energy comes from the water.
The digestion and utilization of _______ creates the greatest need for nitrogenous waste secretion by the kidneys.
A. protein B. starch C. fat D. oil E. simple sugars
The water from rivers eventually flows into
a. aquifers. b. groundwater. c. oceans. d. surface water runoff.
In the formula, dN/dt = rN(K-N)/K, the rate of population growth approaches zero as
A. the population size approaches the carrying capacity. B. the per capita growth rate declines. C. carrying capacity approaches zero. D. the age-specific fertility rate approaches zero.