Quiz on Organelles and Cell Fractionation in General Biology 1

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Questions and Answers

Which organelle maintains the shape of the nucleus?

  • The nuclear envelope
  • The nucleolus
  • The pore complex
  • The nuclear lamina (correct)

What is synthesized in the nucleolus?

  • Messenger RNA (mRNA)
  • DNA
  • Transfer RNA (tRNA)
  • Ribosomal RNA (rRNA) (correct)

What instrument is used in cell fractionation to separate major organelles and subcellular structures?

  • Spectrophotometer
  • Centrifuge (correct)
  • Electrophoresis apparatus
  • Microscope

Which organelle is responsible for maintaining the shape of the nucleus?

<p>Nuclear lamina (A)</p> Signup and view all the answers

What is the function of the pore complex?

<p>To regulate the movement of molecules in and out of the nucleus (C)</p> Signup and view all the answers

What is the role of ribosomes in the cell?

<p>To carry out protein synthesis (D)</p> Signup and view all the answers

What is synthesized in the nucleolus?

<p>Ribosomal RNA (C)</p> Signup and view all the answers

What is the instrument used in cell fractionation?

<p>Centrifuge (C)</p> Signup and view all the answers

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