Science: Plants and Animals

3. A lipid that contains phosphorus and does not dissolve in water
4. This fluid and almost all of its contents are called _______
5. A small sac that surrounds material to be moved into or out of a cell
8. Is where a cell begins to make its ribosomes
10. A system of folded membranes in which proteins, lipids, and other materials are made
14. A structure that performs specific functions
15. An organism that consists of a single cell that does not have a nucleus
16. A cell organelle that contains digestive enzymes
17. An organism made up of cells that have a nucleus by a membrane
19. A large organelle in a eukaryotic cell

1. An organelle in which sugar is broken down to produce energy
2. The smallest unit that can perform all the processes necessary for life
4. A web of proteins in the cytoplasm
6. Plant cells have an outermost structure called a _____
7. Is the outside layer of a cell
9. An organelle that packages and distributes proteins
11. Organelles in plant and algae cells in which photosynthesis takes place
12. Is a vesicle
13. The genetic material that carries information needed to make new cells and new organisms
18. Organelles that make proteins are called _____