Lipase enzyme acts on which of the following substrates?

Proteins are broken down into amino acids in the .......

How does bile help in the digestion of fat?

What is the primary function of bile?

$A$ newborn baby is fed entirely on mother's milk,which is white in color. However,the stool passed by the baby is yellowish. What is the reason for this yellow color?

Which of the following functions is not performed by secretions from salivary glands?