X=7(640) // X being the number of muffins made in a week, 7 being the number of days in a week, and 640 being the number of muffins made each day.
Answer:
The endosymbiotic theory explains the origins of eukaryotic cells.
Explanation:
The answer is <span>B. contains enzymes that begin the breakdown of proteins.
Saliva is watery substance secreted by salivatory glands. <em>It cleanses the mouth</em> and maintenance oral hygiene. <em>It moistens the food</em>, so the created food bolus could easier pass into the esophagus. It also <em>carries food chemicals to taste receptors</em> so they can be tested. It contains enzymes involved in the food digestions. Some of them are amylase, which begins the breakdown of the starch, and lipase, which begins the breakdown of triglycerides. <u>There are no enzymes in the saliva that break down proteins</u>.</span>
Yes it is a ORGANELLE in a eukaryotic cells
