This cell structure is found beneath the plasma membrane, and forms a network that provides mechanical support, determines cell shape, and allows movement of the cell surface, thereby enabling cells to migrate, engulf particles, and divide:

Primary ciliary dyskinesia is a genetic mutation that renders the tiny hairline cilia of the lungs, nose, and ears immobile. How can this disease affect a person:

Microtubules are tube-like structures made up of protein subunits called:

Which of the following intermediate filaments is produced in mesenchymal cells?