Answer:
Chemical coordination
in animals is performed by hormones that are chemical messengers. Different
endocrine glands secrete different hormones to regulate various processes.
These hormones are
released into the blood which carry them to specific tissues or organs called
target tissues/organs. In the target tissue, hormone triggers a particular
biochemical or physiological activity.
The hormones
are of different types and perform different function. Their timing of release and
their amount is gulated by feedback mechanism.
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