I think the student wanted to ask about the difference between an exocrine and endocrine gland but mistakened and wrote both the same.
Exocrine gland differ from Endocrine gland because in case of...
Exocrine is a gland that has ducts that secretes it products into other organs or onto the body surface (like sweat)
Endocrine is a ductless gland that secretes hormones into the bloodstreams (like...
Placenta-temporary endocrine gland formed during pregnancy. It produces, among other hormones, progesterone, which is important in maintaining the pregnancy; somatomammotropin (also known as...