A student observes a cell through a microscope. She notices that it does not have a nucleus but it does have a cell wall, a cell membrane, and numerous ribosomes. Which of the following best describes the type of cell the student is observing?

How does deforestation affect the water cycle? a. it increases the amount of runoff b.it increases the amount of percolation c. it increases the amount of transpiration d. it increases the amount of precipitationa it increases the amount of runoff

Afisherman is dragging his boat from the shore out into the ocean. match the following lists of areas he will move over in the correct order. continental rise continental slope continental shelf [tex]1.[/tex] [tex]2.[/tex] [tex]3.[/tex]

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