Vaccines Work Because ___ Are Triggered by Injection of a Weakened

question 150

Multiple Choice

Vaccines work because ___ are triggered by injection of a weakened form of the disease-causing agent.

• A)B cells
• B)T cells
• C)macrophages
• D)antigens

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Definitions:

Interest Expense

The cost associated with an entity's borrowing of funds during a specific time interval.

Income Before Taxes

The total revenue of a business minus all expenses except for taxes, used to evaluate profitability before tax impact.

Operating Expenses

Expenses incurred during the normal course of business operations, including sales and marketing, research and development, and administrative expenses.

Gross Profit

The difference between revenue and the cost of goods sold (COGS), indicating the profit a company makes before deducting operating expenses.