The picture represents a protein in the stomach being broken down into individual amino acids. A protein being broken down into individual amino acids.

I CANT GET THE PHOTO
Which is mixed with proteins to break them into amino acids?

villi
enzymes
saliva
fat

The serengeti plains are part of the african savanna ecosystem and are home to a variety of different species of plants and animals. the serengeti plains experience a seven-month period of seasonal drought each year, during which the ecosystem receives only four inches of rain and the availability of some resources becomes very scarce. which type of limiting factors does the seasonal drought in the serengeti plains affect?