What is considered the photosynthetic organ of a plant?

Choose the molecule that is described by each phrase. energy used during long activities:

The hypothesis of continental drift states that earth's continents, which are located on tectonic plates, move relative to each other. which of the following is true of the movement of the tectonic plates? a. tectonic plates only move once every million years. b. they move at a rate of approximately 5 centimeters per year. c. tectonic plates never move, only the continents located on them do. d. their movements are very rapid and occur at random times.

Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?