Nucleus

brain of cell; control center
found in both animal and plant cells 

chloroplasts

carries out photosythesis
found in only plant cells 

cytoplasm

thick gel-like fluid, fills up any gaps in cell
Found in both Plant and animal cells

cell membrane

Contains cell, holds it together
Found in both animal and Plant cells 

cell wall

gives cell protection and support;

made of celluose
found in only plant cells 

prokaryotic cells

lack a nuleus and membrane bound organelles 

diffusion

spontaneous movement of molecules from a high to low concentration. move down the concentration gradent. 

active transport//passive transport

requires cell energy//doesnt require cell energy 

cell theory

The cell is the basic structural unit of life. The cell is the basic functional unit of life. All living thins posses at least one cell. Cells come from pre-existing cells

Leewnhoek and Hooke 

Created microscope and idenitified cells in a cork

Schleiden

Said all plants and plant parts possess cell 

Schwann

Said all organisms posses cells and cell products 

eukaryotic cell

possesses a nucleus and membrane bound organelles 

Rudolph Virchow

A doctor who stated that all living cells come from other living cells 

Cell Theory

Three parts-

1.  All organisms are made up of one or more cells

2. Cells are the basic units of life.

3.  all cells arise from preexisting cells. 

microscope

a mechanical instrument that magnifies the image of small objects.