The growth of pollen tubes towards ovules is due to

The growth of pollen tubes towards ovules is the example of :

Growth of pollen tube is

Growth of pollen tube is

Movement of pollen tube towards ovule is

The growth of the pollen tube towards the ovules is known as

The growth of a pollen tube towards the ovule is caused by A) phototropism B) hydrotropism C) geotropism D) chemotropism

The growth of a pollen tube towards the ovule caused by a sugary substance as stimulus is an example of:

(a) Name the major parts of the human brain. (b) Name the part of brain responsible for maintaining the posture and balance of the body. (c) Which tropic movement is responsible for the growth of pollen tubes towards ovules ?