. If experimentally, germinative cell of a pollen grain is killed with a laser beam, the pollen grain of a flowering plant keeps germinating and produce


(a)Laser beam stimulate pollen germination and formation of pollen tube.

(b)Laser beam does not damage the region from which pollen tube emerged.

(c)The contents of the killed germinative cell permit germination and formation of pollen tube.

(d)The vegetative cell has not been damaged.

Best Answer

(d)

Sol.Germination of pollen grain and formation of pollen tube is due to vegetative cell which is not damaged by laser beam.

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