define hormone ? write any four characteristic or hormones in humans ?
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hormones are the chemical substance which co-ordinate and control the activities of living organism and also their growth .
characteristics of hormones are
a ) they are chemical messengers .
b) regulate behavior of Target cells.
c) they stimulate the target organs.
d) they are proteinaceous or non proteinaceous in nature.
2:)
a) dwarfism.
b:) tallness
c:) Diabets.
d) Goitre.
be brainly
Answered by
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hey mate
a regulatory substance produced in an organism and transported in tissue fluids such as blood or sap to stimulate specific cells or tissues into action.
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