According to Huxley hormone is:(A)Glandular secretion (B)Enzyme (C)Chemical messenger (D)Organic complex substance

Hi,

The correct option is option C.

Answere is 3rd. Because it is not necessary that all gland secret hormones. So first is wrong. Enzymes are not hormone. And it is not necessary that all hormone will be complex organic compound. As we know that hormone carry message of brain to various parts of body si 3 is correct.