Adependent variable is:
a. measured to show the effect of a change.
b. collected to draw conclusions.
c. kept the same to make an experiment a fair test.
d. changed to test a hypothesis.

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