Based on their common ancestry, which of the following is most likely true about modern birds? a. modern bird species do not share any genetic similarities. b. modern bird species share many genetic similarities. c. modern bird species are all genetically identical. d. modern bird species cannot undergo evolutionary changes.

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