What term describes chemical messengers produced by glands that regulate physiological processes?

Category: Science · Difficulty: hard

Hint: They travel through the bloodstream to target organs.

Answer

Hormones

Explanation

Hormones are biochemical substances that act as messengers in the body, regulating various functions.

This is a hard science riddle — a tricky one that takes a little thought. The answer is Hormones.

More Science riddles

All Science riddles · Riddles with answers · Home