Question

Which element is considered the most versatile element in living organisms and why?
A. hydrogen, because it is a key component in organic molecules and provides most of the mass of human bodies
B. hydrogen, because it can be found in both organic and inorganic molecules
C. carbon, because it can bond with many elements to form complex molecules
D. carbon, because it provides strength to the important protein, keratin

Answer 1

i think the right answer is (d).
carbon, because it provides strength to the important protein, keratin

Answer 2

The correct answer would be D. Carbon, because it provides strength to the important protein, keratin.

So, Carbon is considered the most versatile element in living organisms.

Frankly observing, there is a complete branch of chemistry to study only because of the versatility of Carbon and it use in chemistry.