Multiple choice

Which system varies the most between male and females?

  1. Integumentary

  2. Endocrine

  3. Reproductive

  4. Lymphatic

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The reproductive system contains the primary sex organs and structures, which differ fundamentally between biological males and females to enable sexual reproduction. Other organ systems, like the integumentary, endocrine, and lymphatic systems, share the same basic structures and functions across both sexes.