BIOLOGY IS LAME

5. a series of four protein complexes that couple redox reactions
7. the first stage of photosynthesis process in which solar energy is converted into chemical energy in the form of ATP and NADPH.
8. an organism that decomposes organic material.
11. anaerobic (non-oxygen-requiring) pathway for breaking down glucose
12. chemical element with the symbol C
15. green coloring matter found mainly in the chloroplasts
17. powerhouse of the cell
19. any of the almost spherical concentric regions of matter that make up the earth and its atmosphere, as the lithosphere and hydrosphere.
20. the breakdown of glucose by enzymes, releasing energy and pyruvic acid.

1. citric acid cycle
2. use sunlight to synthesize foods from carbon dioxide and water
3. contains chlorophyll and in which photosynthesis takes place
4. a substance that takes part in and undergoes change during a reaction.
6. most plentiful element in Earth's atmosphere and is a constituent of all living matter
9. anything that occupies space and has mass
10. an article or substance that is manufactured or refined for sale.
13. energy molecule
14. the part of the world in which life can exist
16. DNA synthesis, ATP synthesis, membrane synthesis, and protein phosphorylation.
18. requiring free oxygen