Q. Phosphorus is required for making I. shell II. bones III. teeth Choose the correct option
A) I and II
B) I and III
C) II and III
D) I, II and III
Explanation
Phosphorus is a major constituent of biological membranes, nucleic acids and cellular energy transfer systems. It is required for making shells, bones and teeth
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.