A single mRNA strand is attached to sevaral ribosomes?

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Discussion Overview

The discussion centers around the concept of multiple ribosomes interacting with a single mRNA strand, specifically addressing whether several ribosomes can be attached to the same mRNA strand simultaneously. The scope includes biological mechanisms related to protein synthesis.

Discussion Character

  • Conceptual clarification, Technical explanation

Main Points Raised

  • One participant references a book stating that several ribosomes work on the same mRNA strand at the same time, questioning if this implies attachment.
  • Another participant clarifies that several ribosomes are indeed attached to an mRNA strand, referring to this arrangement as polysomes.
  • A third participant provides a link to an external image for visual reference.
  • A later reply indicates understanding of the concept after the clarification.

Areas of Agreement / Disagreement

Participants appear to agree on the concept that multiple ribosomes can be attached to a single mRNA strand, with one participant providing clarification on terminology. However, the initial question remains open-ended.

Contextual Notes

The discussion does not explore the mechanisms or implications of polysome formation in detail, nor does it address any potential exceptions or specific conditions under which this occurs.

AllenHe
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My book says that ' several ribosomes work on the same mRNA strand at the same time.'
Does this mean that a single mRNA strand is attached to sevaral ribosomes?
 
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Rather several ribosomes are attached to an mRNA strand: polysomes
 


Here's a picture: http://bass.bio.uci.edu/~hudel/bs99a/lecture23/lecture4_2.html
 
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oh I get it. thanks
 

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