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Cytoskeleton Overview

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Questions and Answers

What is the primary function of the cytoskeleton in cancer cells?

To prevent cell division and growth (correct)

To transport organelles and molecules throughout the cell

To provide structural support for the cell

To facilitate cell division and growth

Which of the following processes does cytoplasmic streaming facilitate in plant cells?

Respiration

Cell division

Protein synthesis

Photosynthesis (correct)

What is the role of the bacterial protein FtsZ?

It is responsible for the movement of myosin along the actin cytoskeleton fibers

It is similar to actin and serves a similar purpose as the cytoskeletal protein

It is similar to tubulin and serves a similar purpose as microtubules (correct)

It provides structural support for the bacterial cell

Which of the following is not a key function of the cytoskeleton?

Regulating gene expression Signup and view all the answers

How do prokaryotes, such as bacteria, differ from eukaryotes in terms of their cytoskeleton?

Prokaryotes have homologous proteins that serve similar functions as the eukaryotic cytoskeletal proteins Signup and view all the answers

What is the main function of the cytoskeleton?

Provide structural support for the cell Signup and view all the answers

How can the cytoskeleton help a cell anchor to the extracellular matrix?

Through cellular junctions Signup and view all the answers

What is a common function of the cytoskeleton in cell motility?

Remodeling the cell's shape Signup and view all the answers

Which statement accurately describes the appearance of the cytoskeleton?

Long fibers arranged in a network Signup and view all the answers

In what way does the cytoskeleton facilitate cell to cell contact?

Through extracellular matrix adhesion Signup and view all the answers

What is the main function of the cytoskeleton in cell division?

Facilitating the movement of chromosomes Signup and view all the answers

Which protein filament is the smallest component of the cytoskeleton?

Microfilaments Signup and view all the answers

What is the primary function of motor proteins in the cell?

Moving along cytoskeleton filaments Signup and view all the answers

Which protein is involved in muscle contraction?

Myosin Signup and view all the answers

How do kinesins and dyneins move along microtubules?

Kinesins move from minus end to plus end, dyneins move from plus end to minus end Signup and view all the answers