Meaning & use
Polyribosome
Last updated
A cluster of ribosomes bound to and simultaneously translating a single strand of messenger RNA.
See it in a sentence
Under the electron microscope, polyribosomes appeared as beaded strings along the mRNA.
Rapidly growing cells contain large numbers of polyribosomes to keep up with protein demand.
A note on using this word
Also called a polysome; the structure lets a cell translate the same mRNA molecule into many protein copies at once.
Words with a similar meaning
polysome
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