1/24/12. Do-Now: Take out yesterdays Chemistry Review Notes What is an atom? What are the three subatomic particles of the atom and their charges? List three phases of matter. Which has the most energy of the three phases? Explain. What are buffers & what do they help the body to maintain?.
Take out yesterdays Chemistry Review Notes
Turn to pp44
Take out your Macromolecules Magic Squares HW & “Chemistry of Life Book
Enzymes work by weakening bonds which lowers activation energy
Free energy of activation
Progress of the reaction
The substance (reactant) an enzyme acts on is the substrate
Extreme Temperature are the most dangerous
- high tempsmay denature (unfold) the enzyme.
Changes in pH (most like 6 - 8 pH near neutral)
- Any variation from neutral may also denature the enzymes as well
Provide the meaning of the following:
14. How are atoms & elements different?
Complete the Chemistry & Biomolecules Crossword Puzzle.
Take out your Chemistry of Life Books.