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OpenStudy (anonymous):

Many insects, fish, and mammals release certain chemical messengers to signal reproductive readiness. What are these messengers called? A)Hormones B)Pheromones C)Enzymes

OpenStudy (anonymous):

It's B. Some creatures are able to detect these chemical messengers or pheromones from kilometres away.

OpenStudy (anonymous):

thank you sunnyshores ur so nice and pretty :)

OpenStudy (anonymous):

lol uh, ty? <3

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