Question

Microtubules were discovered by

• A. De Robertis and Franchi
• B. Robert Brown
• C. Kolliker
• D. Palade

Answer 1

Answer: (A)

De Robertis and Franchi

• Microtubules are tubular structures which are present in the cytoplasm of a cell and is a part of the cytoskeleton.
• It provides structure and shape to the cytoplasm of cells (eukaryotic cell, few bacteria).
• It is mainly made up of the protein tubulin.
• Microtubules were discovered by de Robertis and Franchi in the year 1953.
  
• So, the correct answer is 'De Robertis and Franchi'.