Is this statement true? Salivary amylase enzymatically breaks down glucose in the oral cavity.

salvia does not contain amylase until babies are two months old. How could thu affect an infant's digestve requirements?

Choose the correct steps of lipid digestion. Emulsification in the stomach due to the grinding and mixing - emulsification is enhanced by bile salts → triacylglycerols of lipids are degraded to water and monoacylglycerol by lipases in the lumen of the small intestine. Formation of micelles in the stomach due to the grinding and mixing → triacylglycerols of lipids are degraded to free fatty acids and monoacylglycerol by lipases in the lumen of the small intestine. Emulsification in the stomach due to grinding and mixing → emulsification is enhanced by bile salts in the intestine → triacylglycerols of lipids are degraded to free fatty acids and monoacylglycerol by lipases in the lumen of the small intestine. Emulsification in the intestine due to the grinding and mixing → emulsification is enhanced by bile salts in the stomach → triacylglycerols of lipids are degraded to free fatty acids and monoacylglycerol by lipases in the lumen of the small intestine. Emulsification by bile salts in…

A person who is lactose intolerant must either avoid dairy products or they must take a digestive aid such as Lactaid. Please explain why dairy products create problems with digestion for a person like this.