It might be 23% because 77% of water covers earth and most of the water is either polluted or salt water.
Runoff is the stage of hydrologic cycle
Answer: look at the picture
Explanation: Hope this help :D
Light energy is absorbed by a chlorophyll molecule and the photon is passed along a pathway to other chlorophyll molecules. The energy culminates in a molecule of chlorophyll found in the reaction center.