Question

19.
पुंकेसर तथा स्त्रीकेसर को चित्र की सहायता से परिभाषित कीजिए।
Define stamon and biofili​

Answer 1

Answer:

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Explanation:

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Answer 2

Answer:

Stamen: The pollen producing part of a flower, usually with a slender filament supporting the anther. Anther: The part of the stamen where pollen is produced. Pistil: The ovule producing part of a flower. The ovary often supports a long style, topped by a stigma.

A biofilm comprises any syntrophic consortium of microorganisms in which cells stick to each other and often also to a surface. These adherent cells become embedded within a slimy extracellular matrix that is composed of extracellular polymeric substances.