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The breakdown of food is accomplished by enzymes. a. physical b. chemical c. mechanical d. none of the above

Jason adds the antibiotic penicillin to a bacterial culture. the bacteria develop genetic modifications in their genome, which gives them resistance to the antibiotic penicillin. what caused this genetic modification?

Consider the equation s + o2 ? so2. what is the product? question 3 options: s so 2 s + so 2 o 2