In a California kelp forest, the garibaldi, the purple sea urchins, and the rocks make up which of the following? Select all that apply.

Population
Part of a community
Part of an ecosystem

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.

Round peas are dominant to wrinkled. what would you cross a round pea with to determine if it were heterozygous or homozygous dominant? why? ?

Drag each tile to the correct box. arrange the layers and faults from oldest to youngest.