A substance that is a product of ordinary metabolism and not produced for a specific purpose, but acts like a hormone in modifying the activity of some distant organ, as in the case of carbon dioxide acting on the respiratory centre..
현재 검증된 한국어 뜻은 준비 중이며 영어 정의는 “A substance that is a product of ordinary metabolism and not produced for a specific purpose, but acts like a hormone in modifying the activity of some distant organ, as in the case of carbon dioxide acting on the respiratory centre.”입니다.