Air pollution over a long period of time can cause this condition

A) malaria B) measles C) emphysema D) influenza


Answer: C

Biology & Microbiology

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Which method of evaluating disinfectants is the currently used standard?

A. use-dilution test B. use-diffusion test C. disk-dilution test D. disk-diffusion test

Biology & Microbiology

The structural difference between saturated and unsaturated fats causes what type of change at room temperature?

A. The double bonds require higher temperatures at room temperature to make this fatty acid into a liquid. B. A linear structure causes a loose forming macromolecule that is liquid at room temperature. C. Double bonds in saturated fatty acids cause a solid structure at room temperature. D. Linear structure of a fatty acid causes solid formation at room temperature.

Biology & Microbiology

A viticulturist wants to grow larger grapes. Which specific hormone would a viticulturist apply to the plants?  

A.  auxin B.  cytokinin C.  gibberellin D.  abscisic acid E.  ethylene

Biology & Microbiology

The nervous system of fish includes:

a. olfactory pits. b. taste receptors. c. eyes. d. otoliths. e. all of the above.

Biology & Microbiology