Describe the zonation of a terrestrial or aquatic community, and discuss the factors that cause zonation to occur. Provide an example of zonation and describe at least two types of ecological processes that cause that zonation.

2. how does the miller-urey experiment fall short of demonstrating that life can arise from inorganic molecules? explain. a. it doesn't show a leap between a collection of amino acids and a single-celled organism. b. it recreates the conditions that existed at the earth's beginning, but no molecules form as a result. c. it doesn't provide evidence of the formation of amino acids. d. it doesn't show how multicellular organisms developed from unicellular organisms

What pattern of migration do whales follow?

Will give ! ! widentify the advantages and disadvantages of renewable and nonrenewable energy resources.