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14 Cards in this Set
- Front
- Back
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The nucleus of the cell is called the control center because it |
Contains all the genetic material for the cell |
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The plasma membrane is made up of |
A double layer of phospholipids with cholesterol and proteins embedded at various spots |
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What is the chief purpose of the Golgi Apparatus |
Prepare and package proteins and vesicles for export to other parts of the body |
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What is the function of the Mitochondria |
to convert organic compounds into ATP |
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The hair like processes on the surface of the cell that be in waves to help propel materials across the surface are called |
Cilia |
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Which of the following correctly describes dye |
It is a form of passive transport and which particles move from a area of higher to lower concentration |
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Osmotic pressure is the |
Water pressure that develops as a result of osmosis |
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If red blood cells are immersed in a hypertonic solution the |
Lose fluid and shrivel |
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Which statement correctly describes the sodium potassium pump |
The pump uses energy in the form of ATP to transfer sodium from inside the cell where the concentrations of sodium are low, to the outside of the cell where concentration of sodium are high, and to transfer potassium from outside of the cell where concentrations of potassium are low to inside the cell where concentrations of potassium are high |
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What is the process by which large molecules can leave the cell even though they are too large to move through the plasma membrane |
Exocytosis |
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Which of the following statements about RNA is |
RNA exists in three forms |
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What determines the genetic code of a strand of DNA |
The number of bases |
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In which phase does the cell make an extra set of DNA |
Synthesis |
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What typically occurs as cells age |
Overtime chromosomes shorten until eventually essential parts of DNA become damaged and the cell stops dividing |
