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Cell-The Unit of Life

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  1. Polyribosomes are aggregates of
    1. ribosomes and rRNA
    2. only rRNA
    3. peroxisomes
    4. several ribosomes held together by string of mRNA
Correct Option: D

Polyribosomes consists of 4-8 ribosomes which are attached to a single strand of mRNA. This mechanism helps in synthesis of several copies of the same protein.


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