Unit 2 Maddyx Swallow

2. Hates/is repulsed by water
9. When an enzyme's shape is changed due to the presence of chemicals or extreme temperatures
11. Only lets certain things pass through
13. Where the substrate perfectly fits into on an enzyme
16. Made of of Organs that work together
17. The energy required to begin a chemical reaction in an organism's metabolism
18. Moving molecules through a membrane without expending any energy
21. Formed by molecules and found in living things, membrane bound structure in a cell
22. The diffusion of water

1. Reactants in a chemical reaction involving an enzyme, fits into the enzyme's active site
3. Makes up membranes and consists of a hydrophilic head and two hydrophobic tails
4. A protein that lowers the activation energy
5. Made up of similarly differentiated cells
6. Loves/is attracted to water
7. The result of a chemical reaction
8. The basic unit of matter
10. A form of passive transport where molecules move from high concentration to low concentration
12. When energy is spent to move molecules across a membrane through transport proteins
14. Made up of similar tissues
15. A combination of atoms
19. Made up of several organ systems which work together to stay alive
20. The basic unit of life