Final answer:
The liver produces and secretes bile, which aids in the digestion of fats. It also stores and concentrates the bile before releasing it into the small intestine. The liver has additional functions, such as detoxifying harmful substances and medications.
Step-by-step explanation:
The liver is an organ that produces and secretes bile, which aids in the digestion of fats. Bile breaks down large globules of lipids into smaller ones, making it easier for enzymes to chemically digest them. The liver also stores and concentrates bile before it is released into the small intestine. Additionally, the liver plays a role in detoxifying harmful substances and medications.