Multiple choice

Which of the following pollen sac wall layers is amoeboid or secretory in nature?

  1. Epidermis

  2. Endothelium

  3. Middle layers

  4. Tapetum

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

The tapetum is the innermost layer of the anther wall. It is specialized to be secretory or amoeboid to provide nutrients and enzymes to the developing microspores.