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Questions and Answers
Which elements are the four most abundant in living organisms?
Which elements are the four most abundant in living organisms?
- Carbon, hydrogen, nitrogen, oxygen
- Hydrogen, oxygen, nitrogen, carbon (correct)
- Hydrogen, oxygen, nitrogen, phosphorus
- Carbon, hydrogen, nitrogen, phosphorus
What is the primary composition of biomolecules?
What is the primary composition of biomolecules?
- Phosphorus compounds
- Sulfur compounds
- Carbon compounds (correct)
- Nitrogen compounds
What type of bonding allows the formation of a large number of compounds in biomolecules?
What type of bonding allows the formation of a large number of compounds in biomolecules?
- Hydrogen bonding
- Covalent bonding (correct)
- Metallic bonding
- Ionic bonding
How many naturally occurring chemical elements are found in biomolecules?
How many naturally occurring chemical elements are found in biomolecules?
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What are biomolecules?
What are biomolecules?
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Which type of biomolecule is characterized by the presence of hydroxyl groups?
Which type of biomolecule is characterized by the presence of hydroxyl groups?
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What functional group is present in carboxylic acids?
What functional group is present in carboxylic acids?
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Which biomolecules are considered polyfunctional?
Which biomolecules are considered polyfunctional?
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Which type of biomolecule accounts for more than one-half the dry weight of cells?
Which type of biomolecule accounts for more than one-half the dry weight of cells?
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Which families of organic compounds have carbonyl groups?
Which families of organic compounds have carbonyl groups?
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