A relationship in which one organism benefits while the other is neither harmed nor helped is called predation. parasitism. commensalism. mutualism.

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.

19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that

In which case would a scientist choose to use a dissecting microscope rather than a compound microscope