Which Statement Is True Concerning Clonal Selection

question 14

Multiple Choice

Which statement is true concerning clonal selection?

• A) Clonal selection is driven by hormones and does not require foreign antigens.
• B) This theory involves antigens that select those lymphocytes with compatible receptors.
• C) Clonal selection takes place in the primary (central) lymphoid organs.
• D) This process generates immature but immunocompetent T and B cells with receptors.

Understand the mechanisms of action for different classes of drugs.

Evaluate the comparative aspects of drug use, including differences in addiction, physiological effects, and social implications.

Analyze various therapeutic approaches and their effectiveness in treating substance use disorders.

Examine the implications of new psychoactive substances on public health and societal norms.

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Definitions:

LIFO Method

Last In, First Out method; an inventory valuation technique where the latest items added to the inventory are the first to be sold.

Cost of Merchandise Sold

The total cost incurred to purchase or produce the goods sold by a company during a specific period.

Gross Profit

The financial metric representing the difference between revenue and the cost of goods sold, indicating how efficiently a company is producing its goods.

Cost Flow Assumption

A method of accounting designated to assess inventory worth and calculate the cost of goods sold, which can be either FIFO (First-In, First-Out) or LIFO (Last-In, First-Out).