The correct sequence of events in the formation of a mature female gametophyte (embryo…
Biology · NEET · NTA Exams — Sexual Reproduction in Flowering Plants
The correct sequence of events in the formation of a mature female gametophyte (embryo sac) in a flowering plant is:
I. Formation of a linear tetrad of megaspores.
II. Mitotic divisions of the functional megaspore nucleus.
III. Differentiation of a single megaspore mother cell (MMC).
IV. Meiotic division of the MMC.
V. Cellular organisation to form a 7-celled, 8-nucleate embryo sac.
Choose the correct answer from the options given below:
- IV → III → I → II → V
- III → I → IV → II → V
- III → IV → I → II → V
- I → III → IV → II → V
Answer
(C) III → IV → I → II → V
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