The microspore tetrad of an angiosperm,at the time of formation,is surrounded by a callose wall. The breakdown of this wall is brought about by the enzyme callase,which is synthesized by the:

  • A
    Tetrad cytoplasm
  • B
    Ribosome of the tetrad
  • C
    Spore mother cells
  • D
    Cells of tapetum

Explore More

Similar Questions

Describe the location and function of the $Endothecium$ and $Tapetum$.

$A$: Each cell of the sporogenous tissue is capable of giving rise to a microspore tetrad.
$R$: The most abundant type of microspore tetrad is the product of simultaneous cytokinesis.

The microsporangium of gymnosperms is homologous to which part of angiosperms?

Which of the following is surrounded by a carbohydrate-rich wall?

Identify the figure shown.

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo