Option 1: Epidermis and Stele
The cortex is the region of the plant that is located between the epidermis (outer layer) and the stele (inner vascular region). The cortex mainly consists of parenchyma cells and plays a role in storage and transport of materials.
The other options are incorrect because:
The cortex is located between the epidermis and stele, which makes Option 1 the correct answer.
Match the Column-I with Column-II and choose the correct option:

The output (Y) of the given logic implementation is similar to the output of an/a …………. gate.
What is Microalbuminuria ?

In the above represented plasmid an alien piece of DNA is inserted at the EcoRI site. Which of the following strategies will be chosen to select the recombinant colonies?