The thickened central portion of closing membrane in the bordered pits is called

Options :
  1. Margo
  2. Torus
  3. Pit aperture
  4. Pit chamber

Answer and Explanation :-

Answer: Option 2


The torus is discoid and its diameter is more than that of pit aperture. The unthickened portion of closing membrane around torus is called margo

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

Previous Question : Ring like thickenings of lignin deposited on the wall of tracheids is described as

Next Question : If the bordered pit of a tracheary element is paired by a simple pit of a contiguous element, it is ...

Click here for free online test on Anatomy


 (Getemail alerts when others member replies)

Sometimes the world is so much sicker than the inmates of its institutions.
-Joanne Greenberg I Never Promised You a Rose Garden