Answers

  • Brainly User
2014-10-11T20:37:59+05:30
Endocrine glands are called ductless glands because they secrets hormone directly into the blood , there is no need of any duct for there secretion.
two examples of ductless glands are:
i) pituitary gland
ii) thyroid gland
iii) adrenal gland 
.............................. etc.
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2014-10-11T23:46:59+05:30
Endocrine glands secreate hormones directly into blood,ie wihout using any duct      eg.thyroid gland.endocrine gland
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