Cells Vocab

2. reticulum organelle in eukaryotic cells where lipids are assembled
5. bilayer flexible double layered sheet that makes up the cell membrane forming a barrier between the cell and its surroundings
8. theory scientific theory stating all living things are made of cells, cell is the basic unit of living things, and all cells come from preexisting cells
9. apparatus organelle that modifies, packages, and sorts proteins
11. specialized structures that perform important cellular functions within a eukaryotic cells
12. threadlike structure found in the nucleus that contains genetic information passed down from parents
13. organelle that stores materials such as water, salts, proteins, and carbohydrates
15. process in which cells take in a substance from outside the cells by engulfing them in a vesicle
18. diffusion of water across a selectively permeable membrane
19. basic unit of all life forms
20. unicellular organisms that lack a true nucleus or membrane bound organelles

1. movement of particles across a cell membrane generally from a region of high concentration to low concentration
3. protein filaments in eukaryotic cells that helps with shape, internal organization and movement
4. organelle that converts chemical energy into available energy for cell processes
6. organism whose cell contain a nucleus
7. process by which certain cells ingest or engulf other cells or particles
8. organelle found in plants that captures solar energy and converts it into chemical energy
10. wall strong, supportive layer around the cell membrane in some cells
14. process in which ca vesicle fuses to the cell membrane allowing the contents to be released outside the cell
16. organelle within the cell that contains genetic material in the form of DNA
17. organelle that contains digestive enzymes that breaks down excess or worn out cells parts
19. membrane-thin flexible barrier that surrounds the cell; regulates what enters and leave the cell