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The schematic representation of SARS-CoV-2 structure: SARS-CoV-2 has a size ranging from 60 to 140 nm, and is a spherical to elliptical shaped virus with a crown-like appearance; it consists of a single-stranded RNA genome, a Spike protein (S), a Matrix protein (M), a nucleoprotein (N), and an Envelope-protein (E).
