8. What factor contributes the most to the overall health and sustainability of an
ecosystem?

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.

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

As scientist had investigated evolution from a variety fields they have found