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Option: 1

The large subunit of bacterial ribosomes is 70s in nature
 


Option: 2

 Prokaryotic ribosomes are found in cytoplasm
 


Option: 3

Prokaryotic ribosomes are bounded by a single membrane
 


Option: 4

Ribosomes are involved in lipid synthesis
 


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Cytoplasm and Its Components -

  • It is crystal-colloidal complex that forms the protoplasm excluding its nucleoid. 
  • Membrane-bound cell organelles are absent in cytoplasm. 
  • The structures found in the cytoplasm are mesosome, ribosome and chromatophores. 

Ribosome 

  • These are small, membrane-less sub microscopic ribonucleoproteins.  
  • Ribosomes are found freely in the cytoplasm or fixed to the plasma membrane.
  • Ribosomes of bacteria are the 70s in nature. 
  • Each ribosome has two subunits i.e. large subunit (the 50S) and a small subunit (30S). 
  • Ribosomes are involved in protein synthesis. 


 

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himanshu.meshram

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