exergonic/endergonic
energy enters or leaves a system
deltaG = 0
equilibrium
photoautotroph, chemoheterotroph
photo = energy from sun chemo = energy from chemical bonds
auto = makes itself hetero = must gather from others
loss of oxygen
reduced reaction
is O2 reduced or oxidized?
It is REDUCED. it becomes 6H2O (gained hydrogens)
anabolic reactions are generally reductive/oxidative?
REDUCTIVE
are catalysts specific?
Not always. Heat and sparks are not specific.