Multiple choice general knowledge science & technology

What is the name of secretion of ductless glands

  1. Lungs

  2. Hormone

  3. Salivary gland

  4. Sweat gland
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B Correct answer
Explanation

Ductless glands (endocrine glands) secrete hormones directly into the bloodstream. Hormones are chemical messengers that regulate body functions. 'Lungs' are respiratory organs. 'Salivary gland' and 'Sweat gland' are exocrine glands with ducts, not ductless.

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