Cell Structure and Function: Cytosol and Cell Membrane
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Questions and Answers

What is the approximate water content of the cytosol?

  • 60-65% (correct)
  • 90-95%
  • 40-45%
  • 80-85%

Which protein faces the cytosolic side and forms a meshwork with band3, ankyrin, and band 4.1 protein?

  • Actin
  • Spectrin (correct)
  • Myosin
  • Tubulin

In which cell type can Spectrin Deficiency Diseases occur?

  • Lymphocytes (correct)
  • Osteoblasts
  • Neurons
  • Hepatocytes

What is the approximate pH of the cytosol?

<p>7.0 (B)</p> Signup and view all the answers

What is the structure that has a double membrane termed as nuclear envelope?

<p>Nucleus (D)</p> Signup and view all the answers

Which cellular compartment is the primary site for glycolysis, amino acid synthesis, and cytosolic protein synthesis?

<p>Cytosol (D)</p> Signup and view all the answers

What is the main function of the cell membrane?

<p>Cellular communication (D)</p> Signup and view all the answers

In which disease is the RBC deficient in spectrin?

<p>Hereditary elliptocytosis (A)</p> Signup and view all the answers

What are the major components of the cell cytoskeleton responsible for cell motility and intracellular movements?

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

What is the pH of the cytosol?

<p>7.0 (C)</p> Signup and view all the answers

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