GR - Cells and the Extracellular Environment IV

GR - Cells and the Extracellular Environment IV - Guided...

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Guided Reading - Cells and the Extracellular Environment IV 1. Which of the following is NOT a primary active transport pump? A. GLUT4 B. calcium pump C. sodium/potassium pump D. proton pump 2. What cofactor do matrix metalloproteinases need to be functional? A. calcium B. copper C. chromium D. zinc 3. Bulk transport is required for the transport of large polar molecules into or out of cells. True False 4. The Na + /K + pump transports _______ into the cell and ________ out of the cell per cycle. A. 3Na + , 2K + B. 2Na + , 3K + C. 3K + , 2Na + D. 2K + , 3Na + 5. Which of the following is NOT a function of integrins? A. glue components of the matrix B. communicate between the intracellular and extracellular compartments C. allow diffusion to occur through the plasma membrane D. establish cell polarity
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6. The rate of diffusion increases as the concentration gradient increases. True False 7. Which G-protein subunit binds GDP? A. alpha subunit
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This note was uploaded on 03/20/2012 for the course MCB 32 taught by Professor Smiley during the Fall '11 term at Cal Poly.

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GR - Cells and the Extracellular Environment IV - Guided...

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