The process of formation of interfascicular cambium from medullary rays is called .....

Explain in $2-3$ lines each of the following terms with the help of examples taken from different plant tissues.
$(a)$ Differentiation
$(b)$ De-differentiation
$(c)$ Re-differentiation

In a developing embryo,analyse the consequences if cell divisions are not followed by cell differentiation.

What is the process of transformation of one body part into another during regeneration called?

The phenomenon by which the undividing parenchyma cells start to divide mitotically during plant tissue culture is called as:

How many of the following tissues in a dicot plant are formed due to redifferentiation?
Cork,Secondary cortex,Cork cambium,Vascular cambium,Secondary medullary rays