Free Energy and ATP. But I thought nothing in life is free?!. Spontaneous vs. Nonspontaneous. Spontaneous processes : those that can occur without outside help example: your room getting messy! increases stability of a system
But I thought nothing in life is free?!
G = H – TS
∆G = Gfinal state - Gstarting state
Or… ∆ G = ∆ H - T ∆ S
+ 686 kcal
1. Mechanical work: beating of cilia, contraction of muscle cells, and movement of chromosomes.
2. Transport work: pumping substances across membranes against the direction of spontaneous movement.