Classify the substances given below

biology
cbse-class-10
excretion

#1

Classify the substances given below.
Ptyaline, Leptin, Morphine, Riboflavin, Testosterone, Thyamin, Niacine, Sucrase, Nicotine, Amylase, Retinol, Quinine, Calciferol, Adrenaline, Tripsin.
A. The above substances can be classified into Enzymes, Hormones, Alkaloids and Vitamins. Enzymes : Ptyaline; Sucrase, Amylase, Tripsin
Hormones : Testosterone, Adrenaline, Leptin
Alkaloids : Morphine, Nicotine, Quinine
Vitamins : Riboflavin, Thyamin, Niacine, Retinol, Calciferol