Plant and animal (Eukaryotic) cells both contain what?
Cell Membrane, Cytoplasm, DNA/Genetic Material (inside a nucleus)
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What are common features of bacterial (prokaryotic) cells?
Smaller than Eukaryotes, Cytoplasm, Cell membrane & wall, Dna/Genetic material not contain in a nucleus
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Whate is the scale of Centimetres(cm), Milimetres(mm), Micrometres(μm) and Nanometres(nm)?
1-10 1-1000 1-1000
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How are root hair cells adapted to their job
Large surface area for most efficient transfer
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How do you calculate magnification given image size and the size of the real object?
Magnification = Image Size/Actual Size
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What is the importance of sterilising Petri dishes and innoculating loops before use
The equipment must be sterilised before and after use to prevent unwanted organisms reproducing within the culture. Innoculationg loops must be passed through a flame
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How many pairs of chromosones are in each human cell's nucleus?
23 pairs of chromosones.
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Define diffusion, osmosis and active transport
Diffusion) The movement of soluble molcules along a concentraion gradient. Osmosis) The transport of water to areas of less concentration. Active Transpor) The movement og soluble molecules against a concentration gradient.
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Other cards in this set
Card 2
Front
What are common features of bacterial (prokaryotic) cells?
Back
Smaller than Eukaryotes, Cytoplasm, Cell membrane & wall, Dna/Genetic material not contain in a nucleus
Card 3
Front
Whate is the scale of Centimetres(cm), Milimetres(mm), Micrometres(μm) and Nanometres(nm)?
Back
Card 4
Front
How are root hair cells adapted to their job
Back
Card 5
Front
How do you calculate magnification given image size and the size of the real object?
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