Scenario Two: The deer that live up on the higher plateaus in Colorado and New Mexico migrated to those areas due to a lack of food in their original locations. They found an abundance of food resources and fewer predators among the highland grasses. The population continued to survive until the late 19th century, at which point a change in the population occurred. Infer what occurred:

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.