Several species of warblers can live in the same spruce tree only because they a) have different habitats within the tree. b) don’t eat food from the tree. c) occupy different niches within the tree. d) can find different temperatures within the tree.

Which animal group is the largest and contains more species from all the other living groups combined? is it mammals or

Which of the following is a good strategy when it comes to desserts

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.