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Title: A chemical substance that is released into the blood by a gland and that controls or affects ... Post by: turblety on Oct 26, 2017 A chemical substance that is released into the blood by a gland and that controls or affects processes in other glands or body systems is a(n):
A) enzyme. B) hormone. C) leukotriene. D) neurotransmitter. Title: Re: A chemical substance that is released into the blood by a gland and that controls or affects ... Post by: Bart_arg on Oct 26, 2017 Content hidden
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