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10 Cards in this Set

  • Front
  • Back
where is plasma membrane?
surrounds cell
cytoplasm
cellular contents between membrane and nucleus. composed of cytosol.
cytosol
clear viscous liquid that surrounds the organelles
organelles
structures within cells specialized for certain activities contained in the cytoplasm
nucleus
DNA material
what are 4 basic parts of a generalized animal cell
plasma membrane
cytoplasm
cytosol
nucleus
name basic structure of cell membrane
fluid mosaic model of membrane structure
bilayer of phospholipids with embedded proteins floating in/on it
glycoproteins + glycolipids provide receptor sites
name cell membrane functions
boundary that sparates cell from surroundings
facilitates recongnition
contains receptors and enzymes
regulates entry and exit of substances
anchors cytoskeleton
list the factors that enable molecules to penetrate a cell membarane most easily
molecules penetrate more easily if they are:
smaller
lipid soluble neutral charged
carrier or channel present
identify the factors which determine whether a transport process will be classified as active
active:
requires use of cell energy
cell is an active participant
can move substances against the concentration gradient, uphill