NURSING EXAM QUESTIONS
BIOCHEMISTRY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A ____ is a macromolecule that stores information.
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Lipid
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Carbohydrate
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Amino Acid
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Nucleic Acid
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Explanation:
Detailed explanation-1: -DNA stores hereditary information which provides instructions for the assembly of proteins.
Detailed explanation-2: -Nucleic acids are macromolecules, which means they are molecules composed of many smaller molecular units. Thes units are called nucleotides, and they are chemically linked to one another in a chain. In DNA, the nucleotides are referred to in shorthand as A, C, T, and G.
Detailed explanation-3: -Eukaryotic organisms (animals, plants, fungi, and protists) store most of their DNA inside the cell nucleus and some of their DNA in organelles, such as mitochondria or chloroplasts. In contrast, prokaryotes (bacteria and archaea) store their DNA only in the cytoplasm.
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