Bio Cells stain

11 cards·by elatedellie

Prokaryotes lack

membrane-bound organelles

DNA is

circular

Three Bacterial Morphologies

Bacillus, coccus, spirillum

Gram positive example

staphylococcus epidermidis and bacillus subtilis

gram negative example

e. coli

Bacteria have a

plasma membrane

1st law of cell theory

all living organisms are composed of cells

2nd law of cell theory

cells are the basic biological units of all organisms

3rd law of cell theory

cells arise only from preexisting cells

a plasma (cell) membrane

is a thin outer layer which regulates the movement in cells

3 principles of cell theory

All living organisms are composed of cells. Cells are the basic biological units of all organisms. Cells arise only from preexisting cells.