Why are the miller-urey experiments essential to the theory of evolution? a)they showed that life can only come from life. b)they showed that electricity can create life. c)they showed how organic molecules could be made from earth's early atmosphere. d)they demonstrated the role that natural selection played in the evolution of modern day organisms.

The genetic code is essentially the same for all organisms. based on this information, one can logically assume which of the following statements to be correct? a. dna was the first genetic material. b. the same codons in different organisms translate into the different amino acids. c. different organisms have different numbers of different types of amino acids. d. a gene from an organism can theoretically be expressed by any other organism. e. all organisms have experienced convergent evolution.