Chewing a bite of bread mixes it with saliva and facilitates its chemical breakdown. This is most likely due to the fact that . Group of answer choices the inside of the mouth maintains a very high temperature chewing stores potential energy chewing facilitates synthesis reactions saliva contains enzymes

Saliva contain enzymes.

Explanation:

In the mouth, when chewing a bite of bread, it mixes with the saliva in the mouth which is secreted by the salivary gland. The food is broken down by chewing which is converted into Bolus through the saliva. The saliva comprises of digestive salivary amylase which help to digest carbohydrates and breakdown carbohydrates into smaller pieces.

Bread is a carbohydrate, digestive salivary amylase breakdown bread into sugars.

Therefore, digestion begin from the mouth and it contain saliva which comprises of the enzymes.

hormones in blood stream

image: dtc.ucsf.edu

endocrine glands secrete hormones into the blood stream near them; the hormones then travel in our bloodstream until it reaches its destination, called a target cell, in distance parts of the body. in the target tissue, hormones lock onto the target’s plasma membrane, called the receptor site.