Question

____________________ are chemical messengers that allow an organ to send signals to another distant organ in the body through the blood.

Answer 1

~Hello there!

Your question: ____________________ are chemical messengers that allow an organ to send signals to another distant organ in the body through the blood.

Your answer: Hormones are chemical messengers that allow an organ to send signals to another distant organ in the body through the blood.

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Answer 2

The answer to your question is

Hormones