Multiple choice

The layer of cells around the vascular tissues in the root is called _________________.

  1. epidermis

  2. endodermis

  3. ectodermis

  4. none of these

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The endodermis is the single cell layer surrounding vascular tissues in roots, acting as a selective barrier. It regulates mineral uptake into the vascular cylinder via the Casparian strip.