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#sexual reproduction in flowering plants

2 public questions tagged with this topic.

BOTANY

A pollen grain containing one vegetative ll and one generative ll is described as:

Bicellular pollen grains contain one vegetative ll and one generative ll. The generative ll may later divide to form two sperm lls. This follows from latest NCERT 2026-27 principle explaining the concept clearly for NEET students in simple steps as per rationalized syllabus.

Ref: NCERT Biology Textbook - Latest Edition for Academic Session 2026-27 (Botany section, Rationalized Textbook for Class XI and XII), Chapter: Biology - Botany portion (Latest NCERT Textbooks for Academic Session 2026-27 -

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BOTANY

In the pollen grain, which ll ultimately fuses with the egg ll?

The generative ll divides (often before or during pollen tube growth) to produce two sperm lls; one of these fuses with the egg ll. This follows from NCERT principle where the relation explains the outcome clearly for students in simple steps.

Ref: NCERT Biology Textbook for Class XI and XII (Botany section), Chapter: Cell Structure and Function, Cell Cycle and Biomolecules, Topic: Cell organelles and biomolecular structure.

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