Bile juice contains no digestive enzymes, yet it is important for digestion. Why? | NCERT solution | Class 11 Biology | Unit-16 Digestion and Absorption





Q.7:- Bile juice contains no digestive enzymes, yet it is important for digestion. Why?

 

Answer

Bile juice not contain any digestive enzymes yet it plays an important role in the digestion of fats. as it contains bile salts, bile pigments like bilirubin, biliverdin and phospholipids. Bile salts break down large fat globules into smaller globules so that the pancreatic enzymes can easily act on them. This process is known as emulsification of fats. It also makes the medium of food from acidic to alkaline and activates lipase.