Lactase is an enzyme that breaks down the complex carbohydrate lactose into glucose and galactose, which can be absorbed by the bloodstream and carried to the body's cells. lactose is found primarily in dairy products.
what would most likely happen to a person who had a shortage of lactase?

because Many people are lactose intolerant, meaning that they have difficulty digesting food that contains large amounts of lactose. This occurs because a person's body does not produce enough lactase enzyme, which is the enzyme needed to quickly break down lactose.

i would have to say autosomal

/the trachea, commonly known as the windpipe