Which of the Following Is a Key Change That Occurs

question 41

Multiple Choice

Which of the following is a key change that occurs in the immune system with increasing age?

• A) The thymus gland becomes significantly larger.
• B) The thymus gland becomes less able to assist in the maturing of T-cells.
• C) The bone marrow becomes unable to produce T-cells.
• D) The thymus begins to produce mutant cells.

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