2. Cell Chemistry & Cell Components
Carbon
Multiple Choice
Multiple ChoiceWhat is the reason carbon atoms are the most versatile building blocks of the molecules used by living organisms?
A
Carbon is the central atom of carbon dioxide, a necessary molecule for photosynthesis.
B
Carbon is the central atom in urea, a molecule used by many living organisms to transport wastes from the body.
C
All of the listed responses are correct.
D
Each carbon atom acts as an intersection point from which a molecule can branch off in up to four directions.
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