How oxygen is transferred in plants

Essay specific features

 

Issue:

Science

 

Written by:

Melinda C

 

Date added:

February 26, 2016

 

Level:

University

 

Grade:

A

 

No of pages / words:

2 / 295

 

Was viewed:

8535 times

 

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Essay content:

It also helps in the release of oxygen. Leaves are covered with stomas which release oxygen. The stomas work by opening up to let the gases in and out. The cell that controls the stoma is the guard cell. Pair of guard cells gather water and open the stoma. When the guard cells lose water the stoma closes...
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Pair of guard cells gather water and open the stoma. When the guard cells lose water the stoma closes. Oxygen flows out of the stoma when it is open. Also, lenticels are found in the bark and they exchange oxygen and other gases. In the mesophyll there are spongy materials which hold the air spaces...
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