73.4k views
4 votes
These are protein based substances secreted by endocrine glands which serve as chemical messengers in response to altered conditions in the body

1 Answer

1 vote
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.
User Bingles
by
7.8k points