Cytoskeleton Quiz

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Questions and Answers

What is the function of microtubules in the cytoskeleton?

  • Providing dynamic shape and support
  • Forming cellular protrusions involved in motility
  • Anchoring to the centrosome
  • Acting as a rail system for intracellular transport (correct)

What is the diameter of microtubules in the cytoskeleton?

  • 250 nanometers
  • 200 nanometers
  • 20 micrometers
  • 25 nanometers (correct)

What is the main component of microtubules in the cytoskeleton?

  • Flagella
  • Centrosome
  • Actin
  • Tubulin (correct)

What is the function of cilia and flagella in the cytoskeleton?

<p>Forming cellular protrusions involved in motility (C)</p> Signup and view all the answers

What is the structure surrounding the core of microtubules in cilia and flagella?

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

What is the main function of the cytoskeleton?

<p>Providing structural support for the cell. (A)</p> Signup and view all the answers

Which organelle is responsible for protein degradation?

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

What is the primary function of peroxisomes in the cell?

<p>Detoxification and energy supply (D)</p> Signup and view all the answers

Which organelle is responsible for genetically controlled protein processing?

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

What is the aim of Lecture 1 in the course?

<p>To be able to identify subcellular organelles and ascribe function to these organelles. (D)</p> Signup and view all the answers

Flashcards

Microtubule Function

Microtubules act as a rail system for movement within the cell.

Cilia and Flagella Function

Cilia and flagella create cellular protrusions that help cells move.

Cytoskeleton Function

The cytoskeleton provides structural support for the cell.

Lysosome Function

Lysosomes break down and recycle cellular waste.

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Peroxisome Function

Peroxisomes detoxify substances and help with energy production.

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Endoplasmic Reticulum Function

The ER processes proteins based on genetic instructions.

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Lecture 1 Aim

To be able to identify subcellular organelles and ascribe function to these organelles.

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