Proteins are a type of biomolecule with a wide variety of functions. Which statement is correct about the digestive system and proteins?

Question 1 options:

Enzymes in your saliva start breaking down the carbohydrates in food

Ready to use energy is released as the protein is broken down

The large intestine absorbs proteins for use in cells.

The liver manufactures bile salts that help break down fats in proteins

Choose one animal (cheetas) and research on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.

The nervous system interacts with the endocrine system by a. using hormones as connections b. sending nerve impulses directly to glands c. using neuroendocrine cells as connections d. sending neurotransmitters directly to neurons

Pulmonary arteries carry highly oxygenated blood. true or false?