The only choice that is an example of a scientific question is “Which has the highest calorie count”
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In the respiratory system, the main difference between the conducting portion of the respiratory system is its parts and function. The former contains air-transmitting passages (with respiratory system acting as a filter) as well as special portions functioning for smell, phonation and alimentation. The latter however, is a location where actual gas exchange occurs which of course contains different parts than the conduction portion.
Answer: D a nanny
Explanation:
It's the only one that works with one family
