Word Count : 257

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DNA and RNA are nucleic acids that serve as the primary carriers of genetic information in cells. DNA, or deoxyribonucleic acid, is typically a double-stranded molecule forming a right-handed double helix. Each strand consists of a backbone made of alternating deoxyribose sugar and phosphate groups. The nitrogenous bases adenine (A), thymine (T), guanine (G), and cytosine (C) are attached to the sugar molecules and _______ __________ _________ _________ ______ ___ ______ _______ ______.
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