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About 25 of the 92 natural elements are known to be essential to life. Which four of these 25 elements make up approximately 96% of living matter
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About 25 of the 92 natural elements are known to be essential to life. Which four of these 25 elements make up approximately 96% of living matter

User Chaniece
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Hydrogen, oxygen, carbon, and nitrogen
User Kartheek
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