Select the best response to the question.

What should be used to clean the skin prior to drawing a blood culture?

A) 70% isopropyl alcohol
B) 70% isopropyl alcohol and chlorhexidine
C) chlorhexidine
D) betadine


B

Biology & Microbiology

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What is the first event in the fossilization process?

A. erosion of soils around the organism B. burial of the organism by sediments C. conversion of organic tissue to minerals (rock) D. hardening of sediments in to rock

Biology & Microbiology

The lowest risk of death is associated with a BMI within what range?

A) 8 to 15.5. B) 18.5 to 25. C) 25.5 to 30. D) 30.5 to 35.

Biology & Microbiology

Agricultural runoff into a lake OFTEN induces

a. growth of oligotrophic bacteria. b. mixing of the photic layer. c. release of stored bicarbonate. d. sudden increases in cyanobacteria.

Biology & Microbiology

Chloroplasts are the site for both the light and dark reactions of photosynthesis.

Answer the following statement true (T) or false (F)

Biology & Microbiology