The microspore tetrad of angiosperm at the time of formation, are surrounded by a callose wall. Breakdown of this wall is brought about by the enzyme callase synthesized by the
The microspore tetrad of angiosperm at the time of formation, are surrounded by a callose wall. Breakdown of this wall is brought about by the enzyme callase synthesized by the
- A
Tetrad cytoplasm
- B
Ribosome of the tetrad
- C
Spore mother cells
- D
Cells of tapetum
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