Q12. proteins are made of amino acids. what elements make up amino acids? look up the structures of the 20 amino acids in your textbook and list the 5 elements present.

Darius is observing a family of geese, which includes a male goose, female goose, and several goslings. when a dog approaches the geese, the male goose hisses at the dog and flaps its wings threateningly. is the behavior of the male goose an example of an adaptation?

Why is it important that fibrin is insoluble in water?

Consider the equation s + o2 ? so2. what is the product? question 3 options: s so 2 s + so 2 o 2