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Ribosomes of Prokaryotic Cell

The subunits ...

Question

The subunits of ribosomes which are found in prokaryotic cells and in semi - autonomous cell organelles of eukaryotic cells are

A

50S and 30S

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B

50S and 60S

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C

60S and 40S

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D

60S and 30S

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Solution

The correct option is A 50S and 30S
A prokaryotic ribosome (70S) is made up of two subunits 50S and 30S while an eukaryotic ribosome (80S) is made up of two subunits 60S and 40S.

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Similar questions

Q. Ribosomes are found in both prokaryotic and eukaryotic cells.

Q. Name two semi-autonomous cell organelles found in an eukaryotic cell

Q. Which of these statements is/are true?

(i) The surface area available for cellular functions in a prokaryotic cell is less than that in a eukaryotic cell.
(ii) The total genome size of a prokaryotic cell is always less than that of a eukaryotic cell.
(iii) Unlike eukaryotes, no special respiratory organelles are found in prokaryotes. Hence they respire at a much less rate than eukaryotes.
(iv) Eukaryotic cells show various membrane-bound organelles such as chloroplasts and nucleus while ribosomes are the only membrane-bound organelles found in prokaryotes.

Which of the following cell organelles are non-membranous and found in both prokaryotic and eukaryotic cells?

Q. How many of the given cell organelles are found only in prokaryotic cells?

[Vacuoles, Mesosomes, Ribosomes, Mitochondia]

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