Photosynthesis depends upon the absorption of light by pigments in the leaves of plants. The most important of these is chlorophyll-a, but there are several accessory pigments that also contribute.he measured rate of photosynthesis as a function of absorbed wavelength correlates well with the absorption frequencies of chlorophyll a, but makes it evident that there are some other contributors to the absorption.
I recently was catching up with your back podcast episodes and listened to The Man Behind the Maneuver, about Dr. Heimlich and his eponymous life-saving technique. I found it informative, insightful, humorous, and touching. The producer had a deft touch telling Dr. Heimlich's story, as well as his own.
How to Perform the Heimlich Maneuver. If someone is choking, it's important you know what to do to help. The Heimlich maneuver (abdominal thrusts) is an emergency response technique that can save a life in seconds. It is a simple action...