SCIENCE
BIOLOGICAL SCIENCES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The elements, ____, are found in all of the organic compounds.
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Carbon, Hydrogen and Oxygen
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Carbon, Hydrogen, Oxygen, and Nitrogen
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Carbon and Oxygen
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Carbon, Hydrogen, and Nitrogen
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Explanation:
Detailed explanation-1: -Four elements, hydrogen, carbon, oxygen and nitrogen, are the major components of most organic compounds.
Detailed explanation-2: -This means that all organic compounds have in common the presence of carbon atoms and hydrogen atoms. In addition, different organic compounds may contain oxygen, nitrogen, phosphorous, and other elements. Carbon dioxide (CO2) does not have hydrogen; then, it is not an organic compound.
Detailed explanation-3: -Carbohydrates are molecules composed of carbon, hydrogen, and oxygen; the ratio of hydrogen atoms to oxygen and carbon atoms is 2:1.
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