The technique developed by Hans Christian Gram is important for bacterial
A. etiology.
B. identification.
C. classification.
D. isolation.
E. epidemiology.
Answer: B
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A differential interference contrast microscope uses dyes to give colored, three-dimensional images.
Answer the following statement true (T) or false (F)
Transmission of C. violaceum to humans is by:
a. exposure of disrupted skin to contami-nated water. b. ingestion of contaminated seafood or wa-ter. c. inhalation of contaminated air. d. close contact with carriers of the organism.
The first intermediate produced after the entry of
acetyl-CoA into the Krebs cycle is a. pyruvate. b. acetyl-CoA. c. fructose bisphosphate. d. oxaloacetate. e. citrate.
Which of the following hunting methods has the lowest frequency of success but requires the least amount of energy?
A) satiation B) ambush C) stalking D) pursuit