DNA (deoxyribonucleic acid) and RNA (ribonucleic acid) are polymers of nucleotides linked in a chain through phosphodiester bonds. In biological systems, they serve as information-carrying molecules or, in the case of some RNA molecules, catalysts.NA (deoxyribonucleic acid) and RNA (ribonucleic acid) are polymers of nucleotides linked in a chain through phosphodiester bonds. In biological systems, they serve as information-carrying molecules or, in the case of some RNA molecules, catalysts.
snow petrels live in Antarctica, they are pure white small birds with a pointy beack.now Petrels stay warm because they have especially thick feathers and if they are freezing cold the will fluff up their feathers to stop the heat from escaping.
Red wolves live in a variety of habitats and ecosystems in northeastern North Carolina. They roam wild in wetlands, mixed forests and on agricultural lands.Wolves will live just about anywhere humans will tolerate their presence. They are opportunistic hunters, and they will prey on domestic livestock, even when wild prey is available.hey roam wild in wetlands, mixed forests and on agricultural lands. Wolves will live just about anywhere humans will tolerate their presence. They are opportunistic hunters, and they will prey on domestic livestock, even when wild prey is available.