DNA (deoxyribonucleic Acid) At Biology Glossary

What is it? An antiparallel double helix of nucleotides (having deoxyribose as their sugars) linked by phosphodiester (sugar-phosphate) bonds to adjacent nucleotides in the same chain and by hydrogen bonds to complementary nucleotides in the opposite chain. The fundamental substance of which genes are composed.

Bio Definition Added By: Isabelle

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