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Which of the following is a primary sex characteristic that changes at puberty? a. A growth spurt in height, especially for boys. b. Development of breasts for girls. c. Full development of external genitalia in both sexes. d. Facial hair and deepened voice for boys. e. Appearance of pubic and underarm hair in both sexes.

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Solution 1

Step 1: Define the Problem

Identify the primary sex characteristic that changes at puberty from the given options.

Step 2: Break Down the Problem

  • Understand what primary sex characteristics are: These are directly related to the reproductive organs and their development.
  • Review each opt Knowee AI is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
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