Question

Saliva is responsible for ________.

• A. Breakdown of starch into sugars
• B. Breakdown of protein into amino acid
• C. Breakdown of fats into sugars
• D. Breakdown of vitamins into minerals

Answer 1

The correct option is A

Breakdown of starch into sugars

Saliva is a watery substance present in the mouths of animals, secreted by the salivary glands. Human saliva consists of 99.5% water and 0.5% of electrolytes, mucus, glycoproteins, enzymes, antibacterial compounds. It is responsible for the breakdown of the starch into sugars.