Figure 1: Variants of SARS-CoV-2. The 5 variants of concern are shown in the figure. The Alpha variant resulting due to 3 mutations is represented with an orange-colored spike protein. The Beta variant with a single mutation is represented with a purple-colored spike protein. The Gamma variant with 3 mutations, one of which is present in the Alpha variant as well, is represented with a green spike protein. The Delta variant with 2 mutations, one of which is also present in the Gamma variant, is represented with a grey spike protein. The latest Omicron variant with the maximum number of mutations is represented with a blue spike protein.