Fermentation
Well if you place blue litmus paper in saliva and it turns red, then the saliva is acidic. If you put red litmus in the saliva and it turns blue, then the saliva is alkaline. However, if the red litmus doesn't change colour and the blue litmus doesn't change colour, the saliva would be neutral.
saliva
No, melting ice is a chemical change where as carving ice is physical.... Another example is chewing food is physical where as enzymes in your saliva breaking down the food is chemical.
After it’s gone through mechanical digestion (chewing) and oral chemical digestion (salivary enzymes like amylase begin breaking down the constituent molecules of the food), and prior to entering the digestive tract via the esophagus.
saliva
Saliva acts on starch
saliva is the substance in the mouth that contains enzymes to help with digestion before the food is swallowed.
No, you need taste buds, not saliva to taste food.
There are three main types of saliva: serous saliva, mucous saliva, and mixed saliva. Serous saliva is watery and contains enzymes that help break down food. Mucous saliva is thicker and helps lubricate food for easier swallowing. Mixed saliva is a combination of both serous and mucous saliva, which aids in digestion and protects the mouth.
Mucin softens the food to allow it to slide down the oesophagous more easily
Saliva is needed for the initial step in the digestion process and the swallowing of food.
Saliva is used to start the digestion process.
A ball of chewed food mixed with saliva is referred to as a bolus.
saliva mixed with our food and help to digest it easily. Due to this blood can easily absorb nutrient from food.
saliva
Saliva