General Zoology Practice Tests
General Zoology Online Tests
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The MCQ: A specialized cell or the organ in the body that secrete a specific substance is named as; "Chemical Messengers" App Download (Free) with answers hormones, gland, nerves and neurons to study e-learning courses. Study chemical messengers quiz questions, download Google e-Book (Free Sample) for free online classes.
MCQ 1: A specialized cell or the organ in the body that secrete a specific substance is named as
MCQ 2: Hormones are secreted by
MCQ 3: A chemical substance is synthesized in the body that controls and regulates the activity of certain cells or organs, is called
MCQ 4: Endocrine glands are also called
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