Zusammenfassung der Ressource
CELLS notes
- They are the basic
stuctural and
functional unit of life
- its a very small piece of
transparent like jelly substance
which is the CYTOPLASM and a thin
covering which is the CELL
MEMBRANE
- UNICELLULAR
- organisms made up of
only one single cell
eg:-bacteria
- MULTICELLUAR
- organisms which
have many cells
eg:-birds
- COMMON
STRUCTURAL
FEATURES
- Cytoplasm:-chemical
reactions takes place
- Cell membrane:-controls the
entry and exit of molecules
in and out of the cell.
- Nucleus:-controls all
cell activities.
- Plant Cell
- They have -cell
membraine,
cytoplasm,
nuclueus, cell wall,
perminante vacuole
and chloroplast
- Cell wall:-it is tough and gives the
plant cell a definite shape,
protection and also support to the
cell and prevents it from bursting.
- Choroplast:- absorbs light
energy for photosynthesis
and gives the color green to
the plants.
- Vacuole:-contains a
fluid called cell slap
and stores food.
- Animal Cell
- They have:-
cytoplasm, cell
membraine, nucleus,
temporary vacuuole