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NEETBotanyCell - The Unit of Life

Read the following statements and choose the follwoing option: 1. 70s ribosome has 60s and 40s subunits 2. 80s ribosome have 50s and 30s subunits 3. Ribosomes are the granular structures first observed under the electron microscope as dense particles by George Palade. They are composed of ribonucleic acid (RNA) and proteins. 4. They are not surrounded by any membrane.

Options

  1. ABoth 3 and 4 are corect
  2. BOnly 5 is correct
  3. COnly 2 is correct
  4. DBoth 1 and 2 are incorrect

Correct answer

A. Both 3 and 4 are corect

Step-by-step solution

The two subunits of 80S ribosomes are 60S and 40S while that of 70S ribosomes are 50S and 30S.

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