Which of the Following is NOT a Steroid

Question

Which of the following is NOT a steroid?
A)Vitamin D
B)Adrenocortical hormones
C)Sex hormones
D)Cholesterol
E)All of the choices are steroids

Accepted Answer

All of the choices are steroids. Vitamin D, adrenocortical hormones, sex hormones and cholesterol are all classified as steroids because they have a basic chemical structure of three six-membered rings and one five-membered ring fused together.