Betacoronavirus the Latin “corona” meaning crown or halo, referring to their image under electron microscopy of crown-like spikes on their surface similar to the solar corona. This morphology is created by the viral spike (S) peplomers, which are proteins that populate the surface of the virus and determine host tropism. The order Nidovirales is named for the Latin nidus, which means nest. It refers to this order’s production of a 3' co-terminal nested set of subgenomic mRNA's during infection. Betacoronavirus Betacoronaviruses are one of four genera of coronaviruses of the subfamily "Coronavirinae" in the family "Coronaviridae", of the order "Nidovirales". They
Demise of the Crown term was derived from the Sanskrit language term "svargagata" (स्वर्गगत), which means "has gone to Heaven". Demise of the Crown The demise of the Crown is the legal term for the end of a reign by a king, queen regnant, or emperor, whether by death or abdication. The term was coined in English law to signify the immediate transfer (Law French "demise", "sending down [the line of succession]", from Latin "demiss"-[gender ending], the perfect participle of "demittere", having the same meaning), of sovereignty and royal prerogatives to the late king or queen's successor without interregnum. The word "demise" is sometimes