Cell Biology 201
Ch 5- Bio-energetics
Dr. M. Zubair Yousaf
,
, Bio-Energetics-The Flow of Energy
➢ Energy- Conventionally, capacity to do work
➢ Modern definition- Capacity to cause a CHANGE
Obvious Feature of most living organisms
obtain, store & use Energy
, Six Changes
Six kinds of work that require an input of
energy:
1. Synthetic work
2. Mechanical work
3. Concentration work
4. Electrical work
5. Generation of heat
6. Generation of light
Ch 5- Bio-energetics
Dr. M. Zubair Yousaf
,
, Bio-Energetics-The Flow of Energy
➢ Energy- Conventionally, capacity to do work
➢ Modern definition- Capacity to cause a CHANGE
Obvious Feature of most living organisms
obtain, store & use Energy
, Six Changes
Six kinds of work that require an input of
energy:
1. Synthetic work
2. Mechanical work
3. Concentration work
4. Electrical work
5. Generation of heat
6. Generation of light
