객관식
Which of the following functional groups confers acidic properties to amino acids?
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1. Introduction to Biochemistry
Functional Groups
객관식
Which of the following elements is found in all organic compounds due to its presence in functional groups?
A
Phosphorous
B
Calcium
C
Nitrogen
D
Carbon
검증된 단계별 안내1
Understand the definition of organic compounds: Organic compounds are molecules primarily composed of carbon atoms bonded to hydrogen, oxygen, nitrogen, or other elements. Carbon is the backbone of all organic molecules.
Recognize the role of carbon in functional groups: Functional groups are specific groups of atoms within molecules that determine the chemical properties of those molecules. Carbon is always present in these groups as it forms the structural framework.
Compare the elements listed in the question: Phosphorus, calcium, and nitrogen are important in biochemistry but are not universally present in all organic compounds. Carbon, however, is essential and found in every organic molecule.
Recall examples of organic compounds: Molecules like carbohydrates, lipids, proteins, and nucleic acids all contain carbon as a fundamental component.
Conclude that carbon is the correct answer: Carbon is the defining element of organic chemistry and is present in all organic compounds due to its ability to form stable covalent bonds and complex structures.
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