Question

What are Ribosomes ?

Answer 1

Hola deepika @_@
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These are the small sub- spherical granular organelles , not bounded by any membrane .Ribosomes were first observed by George Palade(1953),As the dense particles under the electron Microscope . Hence , are also called palade particles .
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Ribosomes are mainly composed of ribonucleoproteins (i.e. RNA+ proteins ) and are also known as protein factories, as they are primarily involved in the synthesis of protein or polypeptides .
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The Prokaryotic Ribosomes are 70s type . while the eukaryotic ribosomes are 80 s types. here 's' ( Svedberg's unit) Stands for sedimentation coefficient ( measure of density and size )
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Answer 2

What are Ribosomes ?

A complex cell organelles made of RNA and protein that translates genetic code into chains of amino acids.

1. Responsible for protein synthesis.
2. Serve as the site of mRNA translation.
3. It assembles amino acid to form proteins.
4. The DNA produces mRNA by the process of DNA transcription.