The tails of dolphins and crocodiles are different in structure but similar in function. what are these kinds of structures called?

What are charcteristics of lithosphere?

Which is an example of a decomposer? a. bear b. algae c. grass d. bacteria d bacteria

How are proteins and nucleic acids related? they both provide energy. they both carry genetic information. the structure of proteins is determined by nucleic acids. the subunits of nucleic acids are also the subunits of proteins.