Function of guiding and attracting pollen tube towards egg is done by

Function of guiding and attracting pollen tube is done by

Function of guiding and attracting pollen tube is done by (a) Egg cell (b) Filiform apparatus (c) Antipodal cells (d) Secondary nucleus

Movement of pollen tube towards ovule is

Which structure of synergid attracts pollen tube towards itself by secreting chemotropic substance ?

The growth of pollen tubes towards ovules is due to

The growth of pollen tubes towards ovules is due to

The function of pollen tube is