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Difference Between Prokaryotic and Eukaryotic Cell

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Question

what does this statement mean: ' in prokaryotic cells, ribosomes are associated with plasma membrane of cell'

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Solution

Since in prokaryotes any membrane bound organelles is absent, so ribosomes get associated with plasma membrane for synthesis of proteins that are transported out.

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Q. Which is correct option amongst the following statements?
(a) Nuclear membrane, chloroplast, mitochondria, microtubules and pili are absent in prokaryotic cells.
(b) Nuclear membrane, chloroplast, mitochondria, microtubules and pili are present in eukaryotic cells
(c) Ribosomes are 70S in prokaryotic cells and mitochondria. They are 80 S in animal cells.

Q. Assertion :Ribosomes are non-membrane bound organelles found in the prokaryotic cells only. Reason: Ribosomes are present only in the cytoplasm.

Q. Plasma membrane covers the cell wall in prokaryotic cells.

Q. Read the following statements and identify the correct option given.
I. In prokaryotic cell. The nuclear membrane, chloroplast, mitochondria, microtubules and different kinds of pili are absent.
II. In eukaryotic cell, the nuclear membrane, chloroplast, mitochondria and pili are present.
III. In prokaryotic cell, the ribosome is of 70 S type and in mitochondria of eukaryotic animal cell, the ribosome is of 80 S type.

Q. Mesosomes are the infoldings of cell membrane which
(i) are present in both prokaryotic and eukaryotic cells
(ii) help in cell wall formation, DNA replicaiton and respiration
(iii) increase the surface area of plasma membrane

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Difference Between Prokaryotic and Eukaryotic Cell

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