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NBCHBCh5Labrum

QuestionAnswer
What is the purpose of the tight junction? Tight junction prevents substance from moving between cell.
What type of tissue are desmosomes found in? Epitheliul; Horn, Nail, and Skin Cells
what type of protein is gap junctions made of? Connexons
What requires input of chemical energy from an out side source to drive across a biological membrane? Active transport
how does an ion channel differ from a gated channel? An ion channel moves by diffusion across a membrane but is small enough to move through the membrane. Gated channels require a specific binding of molecules to open and close.
What is an isotonic enviroment? an eviroment having the same solute concentrations of two solutions
which two transports need a transport protein inorder to move molecules? Facilitated diffusion and active transport
What does the sodium potasium pump use for the transport protein to change shape? ATP
What is the difference between Phagosytosis and Pinocytosis? Phagocytosis engulfs particles and sometimes entire cells (cellular eating) when Pinocytosis bring in disolved particles and water (cellular drinking)
which of the three endocytosis processes is best at determining what it takes in? Receptor-mediated endocytosi.
which process is used to get ride of particles? And describe this process. Exocytosis-materials are packaged in vesicles which fuse with the plasma membrane and are secreted from the cell
Created by: joelabrum
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