5 Questions
Which element is the most frequently found in cells, forming about 96% of the human body mass?
Oxygen (O)
How many elements are needed to build living organisms from the 92 elements occurring naturally in nature?
25
Which group of compounds in the cell do not contain carbon?
Inorganic compounds
Which elements are found in small quantities in cells but are important in biological processes?
Trace-elements
Which elements are usually found in and originate from living organisms?
Carbon, Hydrogen, Oxygen, Nitrogen
Test your knowledge on the chemical composition of cells and the elements found within them. Learn about the key elements required for building living organisms and their significance in the human body. Explore the concept of trace elements and their role in cellular processes.
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