Dr. Hu is interested in children’s affective responses to st…

Dr. Hu is interested in children’s affective responses to studying science. She spends many hours sitting quietly and observing in elementary school classrooms during science instruction, and makes careful notes on all she observes. While observing, Dr. Hu is careful not to interact with the children or to interfere with their behavior in any way. This form of data collection is known as

A patient in the ER complaining about a wound on their thigh…

A patient in the ER complaining about a wound on their thigh that has recently turned black. This looked to you like an eschar. After talking with the patient, you learn he is a farmhand that works with cattle and other livestock.  The doctor recommends an antibiotic prescription of ciprofloxacin.  The causative agent is most likely: