Penicillin,cephalosporins,and Several Other Commonly Used Antibacterial Drugs Exert Their Antibacterial

question 4

Multiple Choice

Penicillin,cephalosporins,and several other commonly used antibacterial drugs exert their antibacterial effects by inhibiting the function of ______,which results in impaired production of _________ that are essential for normal membrane structure and function.

• A) folic acid; nucleic acids
• B) penicillin-binding proteins; ribosomes
• C) folic acid; ribosomes
• D) penicillin-binding proteins; peptidoglycans
• E) nucleic acids; folic acids

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Definitions:

Sales Mix

The combination of products or services that a company sells, impacting the overall profitability.

Operating Income

Earnings before interest and taxes (EBIT), representing the profit from core business operations.

Contribution Format

Contribution format is an income statement format that separates costs into fixed and variable categories, highlighting the contribution margin of goods or services sold.

Contribution Margin

The amount by which sales revenue exceeds variable costs. It represents the portion of sales that helps to cover fixed costs.