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Which of the following organs forms a barrier between an animal and its external ...

Which of the following organs forms a barrier between an animal and its external environment?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A Urinary bladder
  • B Stomach
  • C Lung
  • D Skin
Correct Answer: Option B
Explanation:

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