Answer:
Antibiotic resistance occurs when bacteria change in response to the use of these medicines. Bacteria, not humans or animals, become antibiotic-resistant. These bacteria may infect humans and animals, and the infections they cause are harder to treat than those caused by non-resistant bacteria
Explanation:
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Answer: B. Lungs
Explanation:
The lungs are the only organ in the body that can float on water.
<span>The only traits that can be acted upon by natural selection are those that are controlled by ___________________</span>
