Distinguish between the following: Exarch and endarch condition of protoxylem.

When the protoxylem is located towards the periphery,the arrangement is called:

In terms of anatomy,a mature dicot root is distinguished from a dicot stem by the presence of:

In the diagram of $T.S.$ of the stele of a dicot root,the different parts have been indicated by alphabets; choose the answer in which these alphabets correctly match with the parts they indicate.

What is the layer of cells located between the endodermis and the vascular bundle called?

In angiosperms,lateral roots arise from