Question

Movement of pollen tube towards an embryo sac is​

Answer 1

Answer:

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Explanation:

The growth of pollen tube is toward embro sac is called Chemotaxis

Answer 2

Answer:

Chemotaxis is the movement of an organism or plant in response to a chemical stimulus. Somatic cells, bacteria and other single cell or multicellular organisms direct their movements according to certain chemicals in their environment. It is clearly seen in the case of growth of pollen tube towards the embryo sac.