Q14 / 180 · JIPMER 2015 · Botany

Ribosomes are particles about $200 Å$ units in diameter consisting of protein and RNA. The percentage of protein and RNA is respectively

  • A
    $80 \%$ and $20 \%$
  • Correct answer
    B
    $60 \%$ and $40 \%$
  • C
    $50 \%$ and $50 \%$
  • D
    $40 \%$ and $60 \%$

Solution

Chemically, ribosomes is made up of $r$ RNA $60 \%$ and protein $40 \%$. These are known as protein factories as these are the sites for protein synthesis.

Hence, the correct answer is option: 'B'.

Relevant Questions