Examlex
Which of the following is the most inclusive?
Hormones
Hormones are chemical messengers produced by glands in the body that regulate physiological processes by signaling to distant organs and tissues.
Chemical Messengers
Molecules that transmit signals from one cell to another, often hormones or neurotransmitters.
Modified Fatty Acid
A fatty acid that has been chemically altered or synthesized, often to change its properties or functional abilities.
Prostaglandin
A group of physiologically active lipid compounds having diverse hormone-like effects in animals.
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