Cells

5. when organisms are made up of multiple cells
9. most complex unicellular eukaryotes
11. part of the process of a sexual reproduction in which a male reproductive cell and a female reproductive cell combine to make a new cell that can develop into a new organism
12. consists of a single prokaryotic cell
13. the specific organization of a cell and its structure that allows it to perform a specific function
15. found in plant cells

1. a thick gelatin like material contained within the cell membrane. most of the work of the cell is carried out in the cytoplasm.
2. a cell in which the genetic material is enclosed within a nucleus
3. a cell that lacks a nucleus and other organelles
4. found in animal cells
6. organelles that release energy by using oxygen to break down sugars
7. a large group of single celled organisms that sometimes cause disease
8. any factor that can change in a controlled experiment, observation, or model
10. when organisms are made up of a single cell
14. a group of similar cells that are organized to do a specific job