Noun. 1. ATP-a nucleotide derived from adenosine that occurs in muscle tissue; the major source of energy for cellular reactions. adenosine triphosphate. nucleotide, base-a phosphoric ester of a nucleoside; the basic structural unit of nucleic acids (DNA or RNA).TP-a nucleotide derived from adenosine that occurs in muscle tissue; the major source of energy for cellular reactions. adenosine triphosphate. nucleotide, base-a phosphoric ester of a nucleoside; the basic structural unit of nucleic acids (DNA or RNA).
The snowy owl (Bubo scandiacus) is a large, white owl of the typical owl family. Snowy owls are native to Arctic regions in North America and Eurasia.Younger snowy owls start with darker plumage, which turns lighter as they get older. Males are almost all white, while females have more flecks of gray plumage.his yellow-eyed, black-beaked white bird is easily recognizable. It is 52â71 cm (20â28 in) long, with a 125â150 cm (49â59 in) wingspan. Also, these owls can weigh anywhere from 1.6 to 3 kg (3.5 to 6.6 lb). It is one of the largest species of owl and, in North America, is on average the heaviest owl species.
In northern Minnesota, you can find the tiny Northern saw-whet owl engaged in endlessly whistled tooting at night on its territory, which is most commonly areas with mixed aspen-coniferous forest. You also may find boreal owls, another cavity nester, in these areas.ong-eared, short-eared, Northern saw-whet, snowy, great horned, great gray, barred, boreal, northern hawk and Eastern screech-owls can each be seen or heard somewhere in the state -- if you know what they look like, where to look, what habitat they frequent and what calls they make.