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25 Cards in this Set

  • Front
  • Back
are small round structures that contain chemicals that break dowm large food particles into smaller ones
the cell theory states
all living things are composed of cells
cells are a baisc unit of structure and function in living things
all cells are produced from other cells.
endoplasmic reticulum(E.R.)
passageways that carry proteins and other materials form one part of the cell to amother
is an instrument that makes small objects look larger.
a sac, also the storage area of a cell
the ability to make things look larger than they are
capture energy from the sunlight and use it to produce food for the cell
compound microscope
a light microscope that has more than one lens
Golgi Bodies
the cell's mailroom-receive proteins and other newlyj formed materials from the E.R., package them, and distribute them to other parts of the cell
the ability to clearly distinguish the individual parts of an object
the brain of the cell, the cell's control center directing all of the cells activitys.
tiny cell structures, function is to produce energy,build and transport needed materials, and store and recycle wastes
the powerhouses of the cell, because they produce most of its energy the cell needs to carry out its functions
cell theory
is a widely accepted explanation of the relationship between cells and living things
the region between the cell membrane and the nucleus
cell wall
a rigid layer of nonliving materials that surround the cells of plants and some other organisms
contains genetic material, the instructions that direct the functions of the cell
lens info
the lens or lenses in a light microscope magnify an object by bending the light that passes through them.
bacterial cell info
While a bacterial cell does have a cell wall and a cell membrane, it does not have a nucleus
convex lens
lens wiv a curved shape
attached to the E.R are small grainlike bodies
cell membrane
all cells have membranes- it forms a cell barrier- also protects the cell
micro info
the invention of the microscope made it possible for people to discover and learn about cells.
a basic unit of structure and function in living things.
cell stuff info
cell membranes main function is - the cell membrane controls what substance comes in and out of a cell