Question

Name the harmone secreted by ductless gland

Answer 1

Hormones are chemical messengers secreted by endocrine glands/ductless glands directly into the blood. 

Answer 2

Ductless gland or endocrine glands

Pancreas :- secrete insulin
Pituitary gland:- pituitary hormone
Thyroid :- thyroxine and triodothyronine
Adrenal gland :- Adrenaline and noradrenaline
Hypothalamus:- Hypothalmic hormones
Testis:- Testosterone
Ovary:-estrogen and progesterone
Pineal gland:- melatonin hormone
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