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Plant Hormones – an Overview of There FunctionsPlant Hormones – an Overview of There FunctionsPLANT HORMONES: AN OVERVIEW OF THERE FUNCTIONSSubmitted By:Kanika CalvinSubmitted to:M. Manoharan, Ph.DSubmitted:Fall 2005INTRODUCTIONPlant hormones (or plant growth regulators, or PGRs) are internally secreted chemicals in plants that are used for regulating their growth. According to a standard definition, they are signal.