CZI, CZ Biohub, & the State of California Partner to Track COVID-19 Spread Statewide (image) Chan Zuckerberg Initiative Share Print E-Mail Caption Whole genome sequencing allows scientists to track mutations of the SARS-CoV-2 virus, which typically happens every 2-3 transmissions. These mutations are key to helping public health officials trace transmission sources. Credit CZI Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.