When the cell concentrates potassium within, against the natural tendency of matter, it is performing passive diffusion facilitated diffusion active transport pinocytosis

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.

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

Give three examples of plant activities that are affected by circadian rhythms and natural fluctuations in the length of daylight?