The "set-point theory" implies that each individual is genetically programmed to carry a particular amount of body weight.
The set point is the weight range in which your specific body is programmed to work. The set point theory trusts that a man's body will battle to keep up that specific weight range.
This is cyclic change because the population is consistently going up and back down.
The force that attracts all matter to each other is gravity, i believe.
The second one is strike slip fault.
the third one is normal fault.
the first one is reverse fault.
Solar energy provides the reducing power within green leaves to convert CO2 and H2O into sugars. ... During illumination, leaf cells have both a source (respiration) and sink (photosynthesis) for CO2. Respiration in some species appears to be greatly stimulated by light.