Penicillin Was Considered a "Miracle Drug" for All of the Following

question 16

Multiple Choice

Penicillin was considered a "miracle drug" for all of the following reasons except

• A) It doesn't affect eukaryotic cells.
• B) It inhibits gram- positive cell wall synthesis.
• C) It was the first antibiotic.
• D) It has selective toxicity.
• E) None of the above.

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Definitions:

Thigmomorphogenesis

The growth and structural change in plants in response to mechanical stress or touch.

Stomatal Closure

Refers to the process in which the stomata, tiny openings on the surfaces of leaves and stems, close to reduce water loss in plants.

Abscisic Acid

A plant hormone that regulates various aspects of plant growth and development, including stress responses and seed dormancy.

Auxin

A class of plant hormones responsible for cell elongation, root initiation, and other developmental processes.