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Chemical Coordination and integration — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYChemical Coordination and integration2 Marks
Question
Define the following: Hormone.
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Answer

Hormones: Hormones are chemical messengers that regulate physiological processes in living organisms. They act upon specific cells/ tissues/ organs which are called target cells/ tissues/ organs.

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