16. What role do primary consumers play in producing soil?!

Which is an example of a decomposer? a. bear b.algae c.grass d.bacteria d bacteria

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

In general, are there any major differences that you can see? explain