Cytoskeleton

Question 0

Microtubules

Answer 0

• made from tubulin
• –tubules are the monomers and microtubules is the polymer
• 9+2 design. Two monomers surrounded by nine pairs
• positive and negative end
• largest component of the cytoskeleton
• involved in the flagella and cilia

Question 1

Cytoskeleton components

Answer 1

1. Microtubules
2. Intermediate fibers
3. Microfilaments

Question 2

Intermediate filaments

Answer 2

-responsible for shape and rigidity

Question 3

Microfilaments

Answer 3

• made from actin
• actin is found in muscle contractions
• in phagocytosis it is the microfilaments that pinch to form two cells
• smallest component of the cytoskeleton