Specific proteins, called phytochemicals, to facilitate all of the chemical reactions that take place in the body.

a. true
b. false

The correct answer will be option-False

Explanation:

The term phytochemicals are made of two words- Phyto is a Greek word which means plant and the chemicals therefore phytochemicals are the chemicals produced by the plants.

The phytochemical include all the compounds such as the flavonoids, carotenoids, alkaloids produced generally as an adaptation to defend itself against the predators and also help in the competition.

Since the animals do not produce the phytochemicals where the chemical reaction is facilitated by the enzymes therefore false is the correct answer.

a problem could be dealing witj emotional stress..all of these factors contribute to emotional stress.