covid-19 cases were reported in the last 24 hours.The surge in mutant virus cases is already a concern for health authorities in India as the country is already struggling with the evolving pandemic which had started receding last month.Also Read | How citizen data led India’s covid battleA new modelling study published in the American Association for the Advancement of Science said that UK variant of SARS-CoV-2 that emerged in southeast England in November 2020 is more transmissible than pre-existing variants.The authors have warned that it will lead to large resurgences of covid-19 cases. "Without stringent control measures, including limited closure of educational institutions and a greatly accelerated vaccine roll-out, covid-19.