ATP & Respiration Flashcards
1
Q
Why do we need energy?
A
- Metabolic processes
- Movement
- Active transport
- Maintenance, repair and division of cells
- Maintenance of body temperature
- Production of hormones and enzymes
2
Q
Where does the energy come from?
A
Oxidation of glucose, by respiration
3
Q
Most metabolic processes cost an amount of…
A
ATP
4
Q
What processes need ATP to be invested before any can be produced?
A
Glycolysis and cellular respiration
5
Q
What makes up ATP?
A
A ribose sugar, a base (adenine), and 3 phosphate groups
6
Q
What is phosphorylation?
A
Addition of a phosphate to ADP
7
Q
What type of reaction is phosphorylation?
A
A condensation reaction
8
Q
What makes ATP a good energy molecule?
A
- Soluble
- Remains in cell
- Broken down in 1 step (1 bond broken)
