Which region would likely have the greatest amount of biodiversity? a. a grassland region with one ecosystem, which supports very large populations of a few different species b. a coastal region with three ecosystems, each of which supports many different species c. a cave region with one ecosystem, which supports small populations of many different species d. a mountainous region with two ecosystems, each of which supports a few different species

Read this summary of a scientific theory: "cells are the most basic structural and functional units of life. all living organisms are made up of one or more cells. all cells that are alive in the world today came from pre-existing cells." which of the following would require this theory to be modified? -a.) a survey finds that a majority of people believe viruses carry out the basic processes of life. -b.) a prominent scientist says she feels strongly that one day the theory will be challenged by life on other planets. -c.) the dna of unicellular and multi-cellular organisms is shown to have many fundamental similarities. -d.) scientific observations show that microscopic organisms living in the deep ocean are not made up of cells.