Question

Main basis of classifying cells as prokaryotic and eukaryotic cells

Answer 1

On the basis of presence and absence of nuclear membrane or complexity ofcell structure, the classification oforganisms is done into prokaryotic and eukaryotic cells becauseprokaryotic cells lack a well defined nucleus and most of the cellorganelles and eukaryotic cells have a well defined nucleus and membrane 

Answer 2

1) The presence of primitive nucleus with no proper nuclear membrane and nuclear material spread in the cytoplasm in prokaryotic cells.
The presence of well developed nucleus in eukaryotes.
2) The absence of all organelles except ribsomes of 70S type in case of prokaryotes.
The presence of all cell organelles and ribosomes of 80S type.

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