DOWN
1. A special structure used for cell's movement.
2.The breaking down of food and is converted chemically used to maintain cell functions.
4.Cells obtain food nutrients for survival
6.The process of breaking down food molecules into chemical energy needed by all cells in order to function.
8.The process by which the content of the cell vacoule are realesed to the exterior environment.

ACROSS
3.The process by which by-products of cell activities are eliminated.
5.He used a thin sliced of cork in his study of cells.
7.Refers to the locomotion of cells.
9.Refers to the ability cells to respond to changes in the environment
10.He theorized that all living cells come from preexisiting living cells.​