Cellular Energy Cellular Energy UnitUnit

ATPATP

- the chemical energy used for most - the chemical energy used for most cell processes cell processes

- energy is released when a - energy is released when a phosphate group is removedphosphate group is removed

- ADP is then produced (can be - ADP is then produced (can be converted back to ATP)converted back to ATP)

Formation of ATPFormation of ATP

- ATP comes from the breakdown - ATP comes from the breakdown of food (organic compounds)of food (organic compounds)

- your food does not directly - your food does not directly contain ATP for your cellscontain ATP for your cells

Formation of ATPFormation of ATP (cont) (cont)

- Carbohydrates are the most - Carbohydrates are the most commonly broken down commonly broken down

- glucose is the most common - glucose is the most common

- Lipids produce more ATP than - Lipids produce more ATP than any otherany other

- Proteins are rarely broken down- Proteins are rarely broken down