Horizontal gene transfer can occur through several mechanisms. why is this relevant to humans? a. bacteria can divide quickly using binary fission. b. bacteria can exchange genes for resistance to antibiotics in this way. c. viruses can infect bacteria, inserting their genetic material into the bacterial dna. d. bacteria are never beneficial to humans.

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