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.
Animals that live in the wilderness are thriving all over America especially in Florida, Hawaii and California. Wild green iguanas, for one, are found inhabiting parts of Southern Mexico, Central America and South America.lthough iguanas are normally cold-blooded and dependent on additional heat for adequate nourishment, some species can adapt wet environment. Where do iguanas live tells us that the marine iguanas could sustain on land and nosh in the sea. They are the only kinds who can swim in the water.