Answers

2015-02-24T19:48:09+05:30
Hormones are chemical substances which are secreted by endocrine glands. They are responsible for changes taking place in the body.
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2015-02-24T19:56:59+05:30
Hormons are the substances secreated directly into the blood and they help to regulate some changes in the body.For eg:Thyroid Gland produces hormone called thyroxin which control metabolic rate in the body.
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