B4.1 Cell Biology
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11 Terms
What are the main differenced between a eukaryotic and a prokaryotic cell?
Eukaryotic cells - Have a nucleus, are bigger and have mitochondria. Prokaryotic cells have a DNA loop.
Name the function of the mitochondria
Site of respiration.
What 3 things will I find in a plant cell and not an animal cell?
Cell wall
Vacuole
Chloroplast
What is the equation to calculate magnification?
Magnification = size of image / size of real object
What is mitosis?
Cell division used for the growth and development of multicellular organisms.
What is a stem cell?
An undifferentiated cell.
What is diffusion?
The movement of a substance from an area of high concentration to an area of low concentration.
Name 3 things that can speed up the rate of diffusion.
Concentration gradient
Temperature
Surface area
What is osmosis?
The movement of water from a dilute solution to a concentrated solution through a partially permeable membrane.
What is active transport?
When substances move from a more dilute solution to a more concentrated solution. It requires energy
Note 
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