Penicillin Functions as an Antibiotic by

question 29

Multiple Choice

Penicillin functions as an antibiotic by

• A)poisoning bacteria with toxins.
• B)raising the temperature of a bacterium.
• C)bonding to metal ions in bacterial electron transport systems.
• D)inhibiting the enzymes for cell wall formation in bacteria.
• E)acting as an acetylcholinesterase inhibitor.

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Definitions:

Protonephridia

A network of tubules with ciliated structures known as flame cells that function in excretion and osmoregulation in certain invertebrates.

Metanephridia

The excretory organs of annelids and mollusks; each consists of a tubule open at both ends; at one end a ciliated funnel opens into the coelom, and the other end opens to the outside of the body.

Osmoregulation

The process by which living organisms regulate the concentration of water and solutes within their bodies to maintain homeostasis.

False Statement

A claim or assertion that is not in accordance with facts or truth.