Why Doesn't a ß-Lactam Antibiotic Prevent the Growth of New

question 35

Multiple Choice

Why doesn't a ß-lactam antibiotic prevent the growth of new host (human) cells?

• A) The host cells are slowed down by the antibiotic but still grow faster than the bacteria.
• B) The host cells are protected by a thick layer of cell-wall peptidoglycan.
• C) Osmosis only occurs in bacterial cells,never in human or animal cells.
• D) The antibiotic only harms bacterial cell walls;the host cells do not have cell walls.
• E) Antibiotics slow host cell growth,but after the bacteria are dead and the antibiotics are removed,the host cells can grow again.

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Definitions:

Total Costs

Total costs encompass the sum of all expenses incurred in the production of goods or services, including fixed and variable costs.

Average Total Costs

The total cost of production divided by the number of units produced, representing the per-unit production cost.

Marginal Costs

The charge for generating one more unit of a product or service.

Average Fixed Costs

The total fixed costs of production divided by the quantity of output produced, indicating how fixed costs change with different levels of production.