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Hace 1 día · The SARS-related coronavirus is an enveloped, positive-sense, single-stranded RNA virus. Its genome is about 30 kb, which is one of the largest among RNA viruses. The virus has 14 open reading frames which overlap in some cases. [19] The genome has the usual 5′ methylated cap and a 3′ polyadenylated tail. [20]
Hace 1 día · Respiratory syncytial virus (RSV) Respiratory syncytial virus ( RSV ), [a] also called human respiratory syncytial virus ( hRSV) and human orthopneumovirus, is a contagious virus that causes infections of the respiratory tract. It is a negative-sense, single-stranded RNA virus. [2] Its name is derived from the large cells known as syncytia that ...
Hace 2 días · The N in H5N1 stands for "Neuraminidase", the protein depicted in this ribbon diagram. H5N1 is a subtype of the species Influenza A virus of the genus Alphainfluenzavirus of the family Orthomyxoviridae. Like all other influenza A subtypes, the H5N1 subtype is an RNA virus.
7 de may. de 2024 · taxonomy, in a broad sense the science of classification, but more strictly the classification of living and extinct organisms—i.e., biological classification. The term is derived from the Greek taxis (“arrangement”) and nomos (“law”). Taxonomy is, therefore, the methodology and principles of systematic botany and zoology and sets up ...
25 de may. de 2024 · Zika virus was first isolated in 1947 from a rhesus monkey that had been caged in the canopy of the Zika Forest in Uganda. The following year it was isolated from Aedes africanus mosquitoes collected from the same forest. Antibodies against Zika virus were first identified in humans in the early 1950s. The virus subsequently was found to cause ...
22 de may. de 2024 · The best Wikipedia experience on your Mobile device. Ad-free and free of charge, forever. With the official Wikipedia app, you can search and explore 40+ million articles in 300+ languages, no...
Hace 5 días · Erb mesta pozostáva zo štítu, dvojkríža a dvoch hviezd na olivovozelenom podklade. Dvojkríž a hviezdy sú zlaté (resp. žlté). Dvojkríž má byzantský pôvod, vychádzajúci z cyrilo - metodskej tradície. Erb mesta Žilina má vysokú heraldickú hodnotu a patrí medzi najstaršie mestské erby na Slovensku.
