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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 |