News tagged with photosynthesis

Steroids control gas exchange in plants

Plants leaves are sealed with a gas-tight wax layer to prevent water loss. Plants breathe through microscopic pores called stomata (Greek for mouths) on the surfaces of leaves. Over 40% of the carbon dioxide, CO2, in the ...

Feb 05, 2012
3.7 / 5 (3) 0 | with audio podcast

Cell: Protein folding via charge zippers

Membrane proteins are the "molecular machines" in biological cell envelopes. They control diverse processes, such as the transport of molecules across the lipid membrane, signal transduction, and photosynthesis. ...

Jan 18, 2013
5 / 5 (2) 0

How some leaves got fat: It's the veins

A "garden variety" leaf is a broad, flat structure, but if the garden happens to be somewhere arid, it probably includes succulent plants with plump leaves full of precious water. Fat leaves did not emerge ...

Apr 11, 2013
5 / 5 (2) 0 | with audio podcast