If the number of hydrogen ions being pumped into the thylakoid is rapidly decreasing, what is most likely happening?
a. more water is being absorbed into roots.
b. more sunlight is being used in photosystem i.
c. less sunlight is being used by photosystem ii.
d. less carbon dioxide is being taken in by the leaves.

The many volcanoes located along the edge of the pacific ocean make up the ring of fire. how does subduction play a role in the volcanic activity in the ring of fire?

Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.

Quick asap will give brainiest ! what best describes the same pattern of tides on earth throughout the day? neap tides spring tides semidiurnal tides nocturnal tides