The process whereby microorganisms are used to help clean up pollution created by human activities is known as
A) bioaugmentation.
B) biodegradation.
C) bioengineering.
D) bioremediation.
Answer: D
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Heterotrophic organisms cannot make their own food
Indicate whether the statement is true or false
Which of the following organelles is not a common destination for small vesicles that bud off the Golgi apparatus?
a. plasma membrane b. lysosomes e. all of the above c. vacuole d. endoplasmic reticulum
All of the following are functions of the lymphatic system EXCEPT
A. production, maintenance, and distribution of lymphocytes. B. defending the body against pathogens. C. transporting gases, nutrients, and metabolic wastes to parts of the body which have exchange boundaries with the external environment. D. absorbing excess tissue fluids and returning them to the bloodstream.
You are attempting to identify the type of helminth that has been isolated from a patient stool sample. The most important consideration to make this distinction is to
A. look at the gross anatomy to determine if the body is segmented or not. B. ask the patient about recent food and water consumption. C. determine if the cells are eukaryotic or bacterial by looking for nuclei. D. examine the sample to see if microscopic eggs are present.