Answer: "pheromones" .
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<u>Note</u>: "Odorless chemicals" that serve as "signals" to members of one's own species are called: <u> pheromones </u><u /> .
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Answer:
C
Explanation:
if your an athlete walking up a hill should be the least of your problems, especially if your in the Olympics, there is only worse to come.
A. Drafting
It shows what kind of idea and then you can sum up everything
Answer:
Churches
This is just my guess lollll
