Cryptophytes (image) University of New South Wales Caption A scanning electron microscope image of cryptophytes. A UNSW Australia-led team has discovered how cryptophytes that survive in very low levels of light are able to switch on and off a weird quantum phenomenon that occurs during photosynthesis. Credit CSIRO Usage Restrictions CSIRO must be credited 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.