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Water Stoma

A pore that exudes water on the surface or margin of a leaf of higher plants.


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Re: Co2

You asked about Water Lilies, and these plants function much like other terrestrial plants do, with the adaptation of stoma on the upper epidermis. However, other aquatic plants have adapated in other ways. In other words, ...

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by MichaelXY
Tue Nov 11, 2008 7:29 am
 
Forum: Ecology
Topic: Co2
Replies: 14
Views: 11236

Re: Co2

The stomata is used for transpiration and exchange of gases. Water Lilies are adapted with stoma on the upper dermis and not the lower. I guess we all learn new things everyday, ...

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by MichaelXY
Mon Nov 10, 2008 7:47 pm
 
Forum: Ecology
Topic: Co2
Replies: 14
Views: 11236

Photosynthesis Trivia

... of photosynthesis 3. The net equation for photosynthesis produces (A.) water and carbon dioxide (B.) water and oxygen (C.) carbohydrate and carbon ... a barrier to water loss on the leaf surface. (C.) To provide a cue for stoma opening and closing. (D.) To store the energy of photosynthesis in ...

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by vstexas09
Mon Oct 13, 2008 12:46 am
 
Forum: Cell Biology
Topic: Photosynthesis Trivia
Replies: 5
Views: 30812

Benifits of Blue & Red: Action/Absorption Spectrum, etc

... blue light receptor* -zeaxanthin is a blue receptive pigment that opens stoma in daylight -carotenoids absorb blue light and transfer the energy ... off a whole set of reactions; electochemical gradients, osmosis of water, etc. Red Spectrum (650-700nm): -enables the conversion of starch into ...

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by bta
Fri Jun 08, 2007 7:34 am
 
Forum: Botany Discussion
Topic: Benifits of Blue & Red: Action/Absorption Spectrum, etc
Replies: 4
Views: 10268

Guard Cells and Stomas

Guard cells are the two cells that enclose stomatal pore and so comprise the stoma. Their chracteristic structure of cell walls allow them to shift their shape depending on their turgor. They control water flow through the plant but also gas exchange - they allow carbon dioxide to ...

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by SU_reptile
Sun May 13, 2007 7:46 pm
 
Forum: Botany Discussion
Topic: Guard Cells and Stomas
Replies: 2
Views: 4610
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