Generative cell was destroyed by laser but a normal pollen tube was still formed because

A pollen tube grows down the style because

Generative cell of pollen grain

Which one forms the pollen tube

Which one forms the pollen tube

The generative cell of a pollen grain

The generative cell of a pollen grain

The generative cell of a two celled pollen divides in the pollen tube, but not in a three-celled pollen. Give reasons.

The generative cell of a two celled pollen divides in the pollen tube, but not in a three-celled pollen. Give reasons.

The generative cell of a two-celled pollen divides in the pollen tube but not in a three-celled pollen. Give reasons.

The generative cell of a two-celled pollen divides in the pollen tube but not in a three-celled pollen. Give reasons.