The mesophyll tissue of a Pinus needle is com | vedclass

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Question

(A) The mesophyll tissue in the leaves (needles) of $Pinus$ consists of thin-walled parenchyma cells containing numerous chloroplasts,which are known

Vedclass · Accepted Answer

Armed parenchyma

Vedclass · Answer

(A) The mesophyll tissue in the leaves (needles) of $Pinus$ consists of thin-walled parenchyma cells containing numerous chloroplasts,which are known as chlorenchyma. These cells often show infoldings of the cell wall that project into the cell lumen,which are referred to as armed parenchyma. However,in the context of the internal structure of $Pinus$ needles,the mesophyll is not differentiated into distinct palisade and spongy parenchyma layers. Therefore,the mesophyll is primarily composed of chlorenchyma with characteristic infoldings (armed parenchyma).

The mesophyll tissue of a $Pinus$ needle is composed of:

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