What is anabolisam and catabolisam ?

Biochemistry, it deals with the chemical constitution, the breakdown and the synthesis of plant and animal products.

Active site is where they touch.

Synapse nervous system they process and transmit signals. in a neuron

Ibelieve the answer is relative humidity  because it makes more sense that way. solar flares usually occur in space it doesn't affect the earth, well it could but it wont make a significant damage.  latitude is land it doesnt do anything. prevailing winds, i dont know the correct meaning for this but i doubt that affects the land so it has to be relative humidity.