OBJECTIVE LIFE SCIENCE
CELL BIOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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No nucleus
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They are simple and small
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Have a cell wall
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Have organelles
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Detailed explanation-1: -Prokaryotic cells do not have a well defined nucleus. Their genetic material is called a nucleoid . Membrane bound cell organelles are absent.
Detailed explanation-2: -Answer (Detailed Solution Below) Option 3 : Plasmids do not occurs in prokaryotic cell.
Detailed explanation-3: -Prokaryotes lack a defined nucleus (which is where DNA and RNA are stored in eukaryotic cells), mitochondria, ER, golgi apparatus, and so on. In addition to the lack of organelles, prokaryotic cells also lack a cytoskeleton.
Detailed explanation-4: -Prokaryotic cells only have a small range of organelles, generally only a plasma membrane and ribosomes.
Detailed explanation-5: -Assertion :Prokaryotic cells have no membrane bound organelles. Reason: The cytoplasm of prokaryotic cells does not show streaming movement.