The enzymes that act inside the small intestine are amylase, protease, and lipase. Amylase acts on starch and breaks it down into small carbohydrate molecules. Protease acts on proteins and breaks them down into amino acids. Lipase breaks down dietary fats into smaller molecules called fatty acids and glycerol.
Sandhill Cranes mate for life, choosing their partners based on dancing displays. Displaying birds stretch their wings, pump their heads, bow, and leap into the air. Although each female usually lays two eggs, only one nestling typically survives to fledge.
Lizards can be ready to mate when they are a year old for most of the small and medium species. For the larger ones it may be two or three years of age. There are a few species of Lizards that take part in asexual reproduction.This means that they donât need to find a mate in order for them to be able to produce offspring. They have the ability to create the young on their own.or the larger ones it may be two or three years of age. There are a few species of Lizards that take part in asexual reproduction. This means that they donât need to find a mate in order for them to be able to produce offspring.