Multiple choice

Root Endodermis beacuse of suberin has the ability to actively transport ions in..........direction only

  1. One

  2. Two

  3. Both

  4. None

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

The endodermis contains the Casparian strip (suberin) that blocks apoplastic flow, forcing all solutes through selectively permeable transport proteins. This creates a one-way valve allowing controlled entry into the stele toward xylem.