Janet comes to the office complaining of a sore throat, hoarseness, cough, and runny nose. Dr. Porter examines her and explains to her that she has a virus. As she is leaving the office, Janet tells you that she does not understand why Dr. Porter did not give her an antibiotic. Janet's health history is nonsignificant except for her current respiratory tract infection. 1. What reason do you give Janet to explain why Dr. Porter did not prescribe an antibiotic

Refer to this portion of a dichotomous key for fish identification to answer the question. 1. (a) has a single dorsal fin ® 5 (b) has a double dorsal fin ® 2 2. (a) one fin is spiny, the other is smooth ® 3 (b) one fin is not spiny or smooth ® 4 5. (a) has small fin on back near tail ® 6 (b) has no fin on back near tail ® 7 6. (a) has barbs near the mouth ® catfish (b) does not have barbs near the mouth ® 10 7. (a) tail is asymmetrical ® 8 (b) tail is symmetrical ® 9 10. (a) scales are small ® trout (b) scales are large ® whitefish what is the next step to complete to identify a fish that has a single dorsal fin, no fin on the back near the tail, and no barbs near the mouth? step 2 step 5 step 7 step 10