BioCoach Activity

Concept 11: Structure of Young Roots

In young dicot roots, the epidermis, cortex, endodermis, and vascular cylinder (stele) are arranged in a characteristic pattern that is different from the pattern in stems.

The photomicrograph below shows part of the cross section of a young dicot root.

To see a color-coded display of a root, click on the Study button. To practice identifying areas of the root, click on the Test Knowledge button.

Study Test Knowledge