GreenLight Biosciences Welcomes Mark Singleton As Lead For Plant Health Innovation BOSTON, March 3, 2021 /PRNewswire/ -- GreenLight Biosciences, Inc., a biotechnology company focused on RNA research, design and manufacturing for human, animal and plant health, today announced the appointment of Mark Singleton as the company's Senior Vice President of Technology and External Innovation. "GreenLight is working to address humanity's greatest challenges, from producing vaccines to protecting bees," said Andrey Zarur, CEO of GreenLight. "Mark brings the experience and expertise we need to advance...