Question

In certain amino acids, which one of the following elements is found in addition to carbon , hydrogen, nitrogen and oxygen?

A. Phosphorus
B. Zinc
C. Calcium
D. Sulphur

Answer 1

Its

d) Sulphur...

Hope this helps u...

Answer 2

hey mate here is the ans of your qun .....

according to me the

(d) Sulphur

option will be the ans of this qun

(Proteins are composed of molecules called amino acids, and each amino acid contains four elements: hydrogen, oxygen, nitrogen and carbon. Some might also contain a fifth element, sulfur.)

hope it helps u ....