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enveloped and nonenveloped viruses

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What is the main difference between enveloped and nonenveloped viruses? How does this affect entry of each type of virus into the host cells? Variances are expressed.

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Enveloped and nonenveloped viruses are contrasted.

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All viruses can be divided into nonenveloped or enveloped, depending upon whether they have a lipid bilayer surrounding their nucleocapsid. This characteristic affects the mode of entry of the virus, since enveloped viruses can fuse to cells and nonenveloped viruses cannot.

Enveloped viruses obtain a lipid bilayer envelope around their nucleocapsid by budding from host cells. Prior to budding, viral glycoproteins are targeted to the cell membrane. When the virus buds, it takes with it a portion ...

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