Which of the following enzymes is found in saliva?

Which hormone regulates the metabolism of fats,proteins,and carbohydrates in the body?

Which of the following hormones is responsible for preparing the uterus for the implantation of a fertilised egg?

Which of the following is used for the synthesis of adipic acid enzymatically by $Drath$ and $Frost$?

Which enzyme converts glucose into alcohol?

Which of the following statements about enzymes are correct?
$(i)$ They lack nucleophilic groups.
$(ii)$ They are highly specific.
$(iii)$ They catalyze reactions by lowering the activation energy of the reaction.
$(iv)$ Pepsin is a proteolytic enzyme.