The answer is A- double carbon bond
Bacteria that happen to have natural resistance to antibiotics survived and reproduced is one that best explains this in terms of natural selection <span>
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Answer: 1. C. 2. C. 3.D 4.B 5.D 6.C 7.D 8.B 9.B 10.D 11.A 12.A 13.D 14.B 15.B
Explanation: