In severe cases, the viral infection causes a high fever, bleeding into the skin, and necrosis (death) of cells in the kidney and liver. The damage done to the liver from the virus results in severe jaundice which yellows the skin. Hence, the yellow in yellow fever..
filter definition: The definition of a filter is something that separates solids from liquids, or eliminates impurities, or allows only certain things to pass through. (noun) A Brita that you attach to your water faucet to remove impurities from you...
Filtration is a separation technique that is used to separate a solid that has not dissolved in a liquid (for example a precipitate). A filter paper is placed inside a glass funnel and a container put beneath. The mixture of the solid and liquid is placed into the filter paper.The liquid flows through the filter paper and in to the container. The liquid in the container is called the filtrate. The solid that remains in the filter paper is called the residue.The residue can be dried by spreading it out on the filter paper and allowing the liquid to evaporate.he liquid flows through the filter paper and in to the container. The liquid in the container is called the filtrate. The solid that remains in the filter paper is called the residue. The residue can be dried by spreading it out on the filter paper and allowing the liquid to evaporate.