WITH the first sunrays in the morning, mouse-ear cress raises its leaves and then lets them droop as the sun sets. Just like honeybees know when to set out to collect nectar. Most organisms have a built-in clock that regulates their biological functions on a roughly 12-hour schedule. Though researchers have identified genes that follow the circadian clock, what gears the clock remained unknown, until now.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/who-winds-body-clock
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/down-earth
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/brazil
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/fauna
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/flora
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/science-and-technology