Which one of the following is a major constituent of biological membranes, nucleic acids, and cellular energy transfer systems?
(a) Potassium
(b) Phosphorous
(c) Selenium
(d) Cobalt
The question was posed to me in exam.
I want to ask this question from Ecosystem in portion Ecosystem of Biology – Class 12
1 Answers
Right choice is (b) Phosphorous
To explain: The phosphorous is the second most abundant mineral of the human body and constitutes 1 % of the total body weight. It is one of the following is a major constituent of nucleic acids, biological membranes, and cellular energy transfer systems.