Question

Nitrogen-bearing compounds that affect animal nervous systems and are often bitter tasting belong to which class of compounds?

Answer 1

They belong to the class called "ALKALOIDS".

Step-by-step explanation:

Naturally, "ALKALOIDS" are occurring compounds containing carbon, hydrogen, nitrogen, and oxygen usually found in plants. Some single plant species usually comprises of few kind of alkaloids such as Papaveraceae (poppies family), and Amaryllidaceae (amaryllis) are predominantly rich in several kinds of alkaloids.