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Sav [38]
3 years ago
15

These are protein based substances secreted by endocrine glands which serve as chemical messengers in response to altered condit

ions in the body
Biology
1 answer:
Nina [5.8K]3 years ago
5 0
<span>Hormones are protein-based substance that are secreted by endocrine glands. They serve as a way to transport information from one part of the body to another in order to regulate.</span>
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