1. Fats store the most energy.
80 percent of the energy in your body
about 146 ATP from a triglyceride
Proteins are least likely to be broken down to make ATP.
amino acids not usually needed for energy
about the same amount of energy as a carbohydrate
Calorie= amount of heat energy required to raise the temp of one kg of water by 1 degree celcius

2. Main Idea #3: A few types of organisms do not need sunlight and photosynthesis as a source of energy
Some organisms live in places that never get sunlight.
In chemosynthesis, chemical energy is used to build carbon-based molecules.
similar to photosynthesis
uses chemical energy instead of light energy

3. What types of molecules are broken down to make ATP?
Carbohydrates, lipids and proteins
Which are most often broken down to make ATP?
Lipids and Carbohydrates

4. Flip your sign to ADP

5. What do the PO4 cards stand for?
phosphate removed
What do the PO4 cards stand for?
Phosphate Groups
Which has more phosphate groups, ATP or ADP?
ATP

6. Study Guide 4.1 You may work in groups
Listen for your name for grade conferences

7. 4.1 Vocabulary check
Word bank: ATP, ADP, chemosythesis
Choose the correct term from the list above for each:
High-energy molecule with 3 phosphates- ________
Lower-energy molecule with 2 phosphates- ______
Use of chemicals as an energy source- _________

8. Without using your book draw a diagram of the ATP ADP cycle