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Biology 23 Online
OpenStudy (anonymous):

Which protein serves as a chemical messenger? hemoglobin actin myosin insulin

OpenStudy (anonymous):

do you know what all these molecules do?

OpenStudy (anonymous):

also, do you know what a "chemical messenger" is also refered to in biology?

OpenStudy (anonymous):

hemoglobin is the thing that carries oxygen actin is a protein functioning in muscles myosin is another protein functioning in muscles insulin is a hormone affecting glycogen metabolism which of these do you think is a chemical messenger?

OpenStudy (anonymous):

the answer is insulin

OpenStudy (jmark):

Insulin

OpenStudy (nincompoop):

JUST BE REMINDED THAT WE DO NOT GIVE OUT ANSWERS

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