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32 Cards in this Set

  • Front
  • Back
The basic units of living things
CELL
Uses a series of lenses to magnify objects in space
COMPOUND LIGHT MICROSCOPE
ALL organisms are composed of one or more cells
CELL THEORY
instrument that uses a beam of electrons instead of natural light do magnify.
ELECTRON MICROSCOPE
It is a cell with most unicellular organisms such as bacteria do not have membrane bound structures
PROKARYOTES
Most multicellualar plants and animal cell that contaning membrane bond structures.
EUKARYOTES
A membrane bound structures within eukaryote cells
ORGANELLES
The central membrane- bound organelle that manange cellular functions
NUCLEUS
The boundary between the cell and it environment
PLASMA MEMBRANE
Is the process which the cell maintaining its enviornment.
HOMEOSTASIS
A process in which the plasma membrane of a cell allows some molecules into the cells while keeping others out.
SELECTIVE PERMEABILITY
Are lipids with a phosphate group attached to them
PHOSPHOLIPIDS
A model of the plasma membrane
FLUID MOSAIC MODEL
Allow needed substances or wast materials to move throug the plasma membrane
TRANSPORT PROTEINS
A fairly rigid structure located outside the plasma membrane that provides additonal support and protection.
CELL WALL
Which are strand of the genetic material
CHROMATIC
Organelle in eukaryotic cell nucleus that provides ribosome.
NUCLEOUS
Non membrane- bound organelles in the nucleus where enzymes and other protiens are assembled
RIBOSOME
Clear, gelatinous fluid in eukaryotic cells that suspends the cells organelles and is the site of numerous chemeical reaction.
CYTOPLASM
Organelle in eukaryotic cells with a series of highly folded memebranes surrounded in cyctoplasm.
ENDOPLASMIC RETICULUM (ER)
Organelle in eukaryotic cells with a system of flatterd tubular membrane.
GOLGI APPARATUS
Membrane- bound fluid filled spaces in the cytoplasma of plant cell used for temporary storage material
VACUOLOES
Are organelle that contains digestive enzymes
LYOSOME
Are cell organlles that caputure light energy and produce food to store for later.
CHLOROSPLASTS
Group of plant organelle that are used for storage of starches, lipids, or pigments
PLASTID
Light absorbing pigments in plants.
CHLOROPHYLL
Are membrane bound organelles in plant and animal cells that transform energy for the cell
MITCHONDRIA
Cellular framework found in within the cytoplasm composed of microtubles and microfilaments
CYTOSKELETON
Thin hollow cylinders made of proteins
MICROTUBLES
Are solid protien fibers
MICROFILAMENTS
Are short numerous hairlike projections that move in a wavelike motion
CILIA
Are longer projections that move with a whip like motion.
FLAGELLA