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it is the structural protein of hair
conclusion and molecules
Structural strength and protection.
They function as storage molecules as well as structural molecules. For example: storage- glycogen structural- chitin (hard exoskeleton of ants and other insects)
They have several function. They may be structural,protective etc.
performing function by the organ
a. they help the organism survive in its environnment .
Tissues
the government
To remind readers about the overall topic of the essay