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BI4112 Cells

Question Answer
What products were formed in the Miller-Urey experiment? Amino acids
What is the diameter of microtubules? 25nm
What is the function of microtubules? Mitotic Spindle - movement of substances in the cell - cilia and flagella
What is the diameter of the intermediate microfilaments? 10nm
What is the function of intermediate microfilaments? Provides structural support (springs in a mattress)
What is the diameter of actin microfilaments? 7nm
What is the function of actin microfilaments? Cellular locomotion
What is the function of tight junctions? They prevent the seepage of fluid between cells
What are adherin junctions made of? Connecting actin filaments are bound together between cells
What is the function of desmosomes? They're resistant to mechanical stress
What are desmosomes made out of? Intermediate filaments
What is the function of gap junctions? they allow the passage of water and ions between cells
What are the proteins in gap junctions? connexons
What are hemidesmosomes? Intermediate filaments are bound to the basal lamina
Created by: Jake_Bark



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