Problem:

Question 1: What was the significance of Miller's experiment in solving the macroevolutionary puzzle?

Question 2: How did the absence of oxygen stimulate the evolution of life on Earth?

Question 3: How does comparative biochemistry help establish the lineage of even the most primordial organisms?

Question 4: In what ways are we similar to primitive single celled organisms such as bacteria? What does this suggest in terms of our evolution?

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