Question

pollen grains are present inside anthers for long time yet they do not die. why?
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Answer 1

Answer:

The pollen grains are present inside anthers for long time because:

*The pollen grains have a tough outer wall. The wall is made up of cellulose and sporopollenin. *The wall provides protection to the pollen grains from adverse conditions like high temperature, pH, etc.

*It helps to preserve the pollen grain and prevents from getting denatured for a long period of time.

Answer 2

Pollen grains are present inside anthers for long time and not die because the wall acts as protection to the pollen grains in the adverse conditions like high temperature, pH, etc. Also it is beneficial in preserving the pollen grains at the same time prevents from getting denatured for a long period of time.

Explanation:

• The pollen grains consists of tough outer wall. The wall is filled up of cellulose and sporopollenin. These acts a shield to the grains in adverse conditions like high temperature, pH, and many more others.

• The pollen grains receives nourishment inside the anthers for the long time and thus does not get dried up easily.

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