Question

Choose all answers that are a form of mechanical digestion.(1 point)
Responses

Teeth and tongue work together to grind up food
Teeth and tongue work together to grind up food

Salivary amylase breaks down starch into the monosaccharide glucose
Salivary amylase breaks down starch into the monosaccharide glucose

Stomach muscles work to churn and grind food further
Stomach muscles work to churn and grind food further

Protease breaks proteins into amino acids

Answer 1

The forms of mechanical digestion from the options provided are:

1. Teeth and tongue work together to grind up food
2. Stomach muscles work to churn and grind food further

The other options, involving salivary amylase and protease, refer to chemical digestion, which involves the breakdown of food by enzymes.