What is a fossil fuel formed when layers of buried plants and gases are exposed to intense heat and pressure over thousands of years

According to the cladogram, which organisms have roundworms as a common ancestor?

Which of these is true for bacteria because they are prokaryotic cells? a. they can engulf body cells in order to make memory cells. b. they must invade viruses in order to reproduce. c. they are much larger than eukaryotic body cells. d. they can reproduce on their own outside of other cells.

Stephen is a student who wants to test his knowledge of medical terminology. which option could he use?