Question

2 2.5.2 Test (CST): Computer Scored Unit Test
Question 5 of 25
After hydrogen and oxygen, which element makes up almost all of the most
common substances in your body?
O A. Phosphorus
B. Carbon
C. Nitrogen
O D. Calcium

Answer 1

B.Carbon

Explanation:

The most important structural element, and the reason we are known as carbon-based life forms. About 12 per cent of your body’s atoms are carbon.