A Zone of Inhibition Is

question 73

Multiple Choice

A zone of inhibition is:

• A) The area on the agar plate where the drug no longer diffuses into the agar
• B) The area around the antibiotic disk where the bacteria cannot not grow
• C) The zone around the edge of the plate where the streaking does not cover the agar and bacterial growth is inhibited
• D) All of the above

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Definitions:

Environmental Mercury

Mercury in the environment that can come from natural and anthropogenic sources, posing risks to wildlife and humans.

Fluorescent Light Tubes

Light sources that operate by exciting mercury vapor, which in turn produces short-wave ultraviolet light that causes a phosphor coating on the inside of the tube to glow.

Nutrient Inputs

The addition of essential nutrients into an ecosystem, naturally or through human intervention, to support the growth of its living organisms.

Organism

A living entity characterized by the capacity for metabolism, growth, reaction to stimuli, and reproduction.