A rock sample contains tiny pieces of other rocks that are cemented together. Is it an igneous, sed- imentary, or metamorphic rock? Explain your answer.​

Cells tend to have a relatively small and uniform size. why aren’t cells larger?

Which of these has happened to your food by the time it reaches your small intestine? a. all the macromolecules have been broken down completely. b. lipids and starches have been partially broken down. c. starches and proteins have been partially broken down. d. proteins and lipids have been broken down into subunits.

Which describes the habitat of a frog?