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Types of cells
| Question | Answer |
|---|---|
| What are aspects of a prokaryote? | No nucleus No membrane bound organelles DNA floats free Plasma membrane |
| What is an example of prokaryotic cells? | bacteria |
| What are aspects of a eukaryote? | Nucleus Membrane bound organelles DNA in nucleus Plasma membrane |
| What is an example of eukaryotic cells? | Plant and animal cells |
| What do prokaryotic and eukaryotic cells have in common? | Plasma membrane DNA Break down molecules for energy |
| What makes up the plasma membrane? | Cholesterol Phospholipids Carbohydrates Transport Proteins |
| What is a lipid bilayer? | Double layer of lipids that surrounds the cell |
| What is the use of cholesterol in the plasma membrane? | Helps hold phospholipid tails together |
| What is the use of phospholipids in the plasma membrane? | Makes up majority of membrane, acts as a barrier for the inside from the outside of the cell |
| What is the use of carbohydrates in the plasma membrane? | Recieve signals and instructions for the cell |
| What is the use of transport proteins in the plasma membrane? | Transport substances through the plasma membrane and into the cell |
| What is selective permeability? | Cells ability to choose what comes in and out of it |