redwood branch in water jar in lab (IMAGE)
Caption
Redwood branches rest in jars of water in the lab at UC Davis to keep their leaves wet and stomata open. This helped researchers measure rates of photosynthesis at different temperatures.
Credit
Lily Klinek, UC Davis
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Credit must be given to the creator. Only noncommercial uses of the work are permitted. Adaptations must be shared under the same terms.
License
CC BY-NC-SA