The west Nile Virus is pathogen which caused the West Nile fever and encephalitis. The pathogen was introduced in 1999 in the Western Hemisphere and infected a major population in new york. It then expanded to 12 states and district of columbia. The major carrier of the pathogen was Avian and Mosquitoes species. In between 1999 to 2008, nearly 2500000 people were infected and nearly 1500 people died. Also there were thousands of cases of encephalitis or meningitis.
Answer:
Wegener thought all the continents were once joined together in an "Urkontinent" before breaking up and drifting to their current positions. But geologists soundly denounced Wegener's theory of continental drift after he published the details in a 1915 book called "The Origin of Continents and Oceans." Part of the opposition was because Wegener didn't have a good model to explain how the continents moved apart.
Explanation:
Answer:
Chracteristics reffers to some organisms from kingdon protista;
Eukaryotic, Mostly Unicellualar, Aquatic, Posses mitochondaria, Parasitism, Asexual reproduction, Autotrophic, Heterotrophic.
Explanation:
Kingdom protista in one of five kingdoms and the term protista is derieved from "prortistos" meaning "the very first". The protists are considered as first eukaryotic life on earth.
Protistsa includes the Eukaryotic predominantly unicellular organisms. Protists are eukaryotic organisms and they cannot by classified as fungi, Plants or animals due to their chracteristics.
