Part Of The Cells Flashcards
Cell membrane.
Allows substances to pass in and out of the cell.
Cytoplasm.
Water fluid that gives support to the cell.
Nucleus.
Controls the cell’s activities.
Vacuole.
(Larger and permanent in plants) storage of food, water, wastes.
Cell wall.
(Only in plant cell) gives strength to the cell.
Chloroplasts.
(Only in plant cell) contains chlorophyll to help make food.
Microscope base:
Keeps microscope stable.
Stage and stage clips
Holds slide in place
Light source
A built in light bulb or mirror that lights up the specimen
Diaphragm
Controls the amount of light passing through the specimen
Objective lens:
magnifies the specimen by different factors (x4, x10, x40)
Eyepiece lens
Magnifies the specimen, usually by a factor of 10 (x10)
Coarse focus wheel
Brings the image into rough focus
Fine focus wheel
Brings the image into sharp focus
Micrograph
An image formed when using an electron microscope
Mitochondria and ribosomes
Can be seen with an electron micropscope, but cannot be seen with a light microscope
Organelle
Structure in a cell that carries out a particular role
Cell
Made up of organelles, different cells do different jobs
Tissue
Groups of cells that work together e.g blood is made of red and white blood cells, plasma and platelets
Organ
Group of tissues that work together
System
Group of organs that work together
Organism
An individual that has Amy systems that work together
