A) biogenic amines only
B) proteins, steroids and biogenic amines
C) proteins only
D) steroids only
Correct Answer: B
Solution :
| [B] Hormones are chemical messengers that are released into the blood stream and have a specific effect on body functions or on the other structures within the body. Chemically hormones are of different nature like protein hormones (hypothalmic hormones), steroids (sex hormones) and biogenic amines (like thyroxin hormone). |
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