The right answer is False.
An enzyme is a protein with catalytic properties. They catalyze chemical reactions in cells or outside the cells.
An enzyme specifically activate and accelerate the rate of a reaction. The enzyme is not modified during the reaction (it doesn't get used up). The initial molecules are the substrates of the enzyme, and the molecules formed from these substrates are the products of the reaction.
The main function is to break down lactose in the body. when you are lactose intolerant (which most adults are to a degree) then tactasr is no longer funtioning properly and lactose isnt being broken down
To complete the sentence: Rhythmic contractions of the male and female reproductive structures occur during the orgasmic phase. It is the rhythmic contraction of the <span>bulbospongiosus and ischiocavernosis muscles. This is happening during an intercourse. I hope this answer helped.</span>