Bile juice contains no digestive enzymes, yet it is important for digestion. Why?

List the chemical changes that starch molecule undergoes from the time it reaches the small intestine.

How do proteins differ from fats in their energy value and their role in the body?

Digestive secretions are secreted only when needed Discuss.

Givea simple test for protein.

Give a simple test for glucose.

Why do we need a digestive system?

Why do plants not require a digestive system?

What is the function of the digestive system?

What is thecodont dentition?