Question:

Subunits of $80S$ ribosome are

  • 40S
  • 60S
  • Both [a] and [b]
  • None of these
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The Correct Option is C

Solution and Explanation

Ribosomes are submicroscopic naked granular nucleoprotein organelles which were first seen by Claude $(1941)$ but first studied by Robinson and Brown $(1953)$ in bean root cells and Palade $(1955)$ in animal cells. Ribosomes occur in both prokaryotes and eukaryotes. In prokaryotes, $70S$ type ribosomes are found and they are divided into $2$ subunits, ie, the larger $50S$ subunit and smaller $30S$ subunit. In eukaryotes $80S$ type ribosomes are found. They are divided into $2$ subunits, the larger $60S$ and smaller $40S$.
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Concepts Used:

Eurkaryotic Cells - Golgi Apparatus

The Golgi apparatus is also known as the Golgi complex or the Golgi body. The term is derived from Camillo Golgi, the scientist who discovered the organelle. It can be found in all eukaryotic cells, including plants and animals. They are membrane-bound organelles found in the cell's cytoplasm

Formation of acrosome: The acrosome is a component of the tip of animal sperms that aids in the digestion of the egg or ovum covering sheath during fertilisation. The Golgi complex produces it with the help of its vesicles.