The $DNA$ content of the quiescent zone is:

On the basis of the plane of division,the growth forms of meristems have been distinguished as:

The stelar region (vascular tissue,pericycle,and pith) is formed from which of the following?

Which of the following are characteristics of cells in the meristematic region?
$I-$ Cells divide continuously.
$II-$ Cells are rich in protoplasm.
$III-$ Cells possess a large,conspicuous nucleus.
$IV-$ All cells of meristematic tissue are differentiated.
$V-$ Cell walls are primary,thin,and cellulosic with abundant plasmodesmata.

In a woody dicot tree,which of the following parts will primarily contain primary tissues?

Why is it easier to culture meristems compared to permanent tissues?