How many continents and oceans does the
Earth have?

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.

Why do we perceive objects as retaining their brightness under different lighting levels?

Isolated volcanic peaks on the ocean floor are