Which Two Specific Changes Occur in the Immune System Beginning

question 11

Multiple Choice

Which two specific changes occur in the immune system beginning in adolescence?

• A)Decrease in red blood cell production and white cell production
• B)Shrinking of the thyroid gland and decrease in thyroxine
• C)Shrinking of the thymus gland and production of immature T cells
• D)Gradual loss of gray matter and an increase in white blood cells

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