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用英文或中文回答都行最好是英文,原题目:why does kingdom Protista have three branches? 相关知识点: 试题来源: 解析 藻类,原生菌类,原生动物所有既不是动物、植物或真菌的真核生物就是原生生物,包括纤毛虫(ciliates),变形虫(amoebae),疟原虫(malarial parasites),粘菌,浮游生物(plankton),海藻(sea weed)和营光合...
aFor a hundred years before the Erie was built, people had been talking about a canal which could join the Great Lakes and the Atlantic Ocean. The man who planned the Erie Canal and carried the plan through was De Witt Clinton. Those who were against the canal laughingly called it “...
The cloud computing leader AWS is also considered an IT vendor. IT is key to the virtualization of computing and storage resources. That's why when cloud computing emerged as a product of ICT convergence, computing and storage started developing faster while networks were still barely able to me...
As a control, they broadcast in like manner several non-buzzing sounds made by bats. During the broadcasts and for five minutes thereafter, they videoed the owls. After analysis, the results were unequivocal. When they heard both the bat buzzing and the bee buzzing, the owls moved as far...
Over the last two decades, academic researchers and policymakers have increasingly focused on issues of equity, linking how systems were established in the U.S. with how and why they serve different groups of people differently. In education, for example, that effort took off after C...
In this study we investigated the bending failure of coppice branches of three temperate angiosperm trees: ash, Fraxinus excelsior; hazel, Corylus avellana; and white willow, Salix alba. We carried out bending tests, and made a series of observations on the structure, density and tensile and ...
Houses in many cities used to be made of wood. However, since the houses were very close together, fire could easily spread from one house to another. There were disastrous fires in some cities, such as the great fire of London in 1666. When the burned-out cities were rebuilt, wood was...
Zac:I was very pleasantly surprised with how well the songs seemed to work together despite how separately the songs were made and recorded. I didn't know what songs you guys were choosing and you didn't know what songs I was choosing. Though it is not one contiguous thought, it doe...
Conceivably: at about the time that Jesus was born Pilate's father was a soldier in those parts - and by then that yew was already mature.Many a redwood still standing tall in California was ancient by the time Columbus first made Europe aware that the Americas exist. And some of ...