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What is true about ribosomes...

What is true about ribosomes

A

The prokaryotic ribosomes are 80S whereas "S" stands for sedimentation coefficient

B

These are composed of ribonucleic acid and proteins

C

These are found only in eukaryotic cells

D

These are self-splicing introns of some RNAs

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The correct Answer is:
B
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MODERN PUBLICATION-CELL : THE UNIT OF LIFE -COMPETITION FILE ( OBJECTIVE TYPE QUESTIONS ( A. MULTIPLE CHOICE QUESTIONS ( MCQs):))
  1. The correct sequence of cell organelles during photorespiration is

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  2. Which one of the following is wrong statement?

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  3. What is true about ribosomes

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  4. Nuclear membrane is absent in

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  5. Select the correct statement from the following regarding cell membran...

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  6. Na^(+)//K^(+) pump is associated with

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  7. Which of the following is used for observing spindle fibres " ...

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  8. Which of the following is present both in prokaryotic and eukaryotic c...

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  9. Extranuclear DNA in the cytoplasm is found inside

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  10. The main arena of various types of activities of a cell is " ...

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  11. Which of the following organelles is called suicidal bag of cell?

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  12. Lysosomes have acidic environment inside their vesicles due to

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  13. Polytene chromosomes were discovered in

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  14. mRNA carries the genetic information from DNA to the Or Which...

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  15. The plane of cell wall formation in a dividing cell is determined by ...

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  16. From the following statements, select the statement that is true:

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  17. The cell membranes of adjacent cells are fused at

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  18. The usual axonemal arrangement of microtubules is

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  19. When the chromosome has a centromere nearer to one end of the chromoso...

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  20. The shape of the cocci bacteria is

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