Division along the same plane forms chains; 2 cocci together Flashcards
Division along the same plane forms chains;
2 cocci together
Diplococcus
4 - 20 in chains
Streptococcus.
Division along 2 different planes
Tetrads
Division along 3 planes regularly
Sarcinae
Division along 3 planes regularly
Sarcinae
Division along 3 planes irregularly
Staphylococci
3 Domain Classification
bacteria, archae, , eukarya
Most prokaryotes are microscopic -ranges from
0.5 to 2.0
Prokaryotes thrive almost
everywhere
Spiral bacteria – a variety of curve shapes.
*vibrio= comma shaped
*spirillum= wavy-shaped
*spirochete= corkscrew-shaped
*Monomorphic
maintain single shape
*Pleomorphic
can alter their shape.
discovered on
the Red Sea shores in 1981.
Square bacteria
genus of star shape
bacteria.
stella
genus of star shape
bacteria.
stella
They are divided into one plane, but they can
produce
Bacilli
Are not generally grouped together.
Spiral bacteria
Two bacilli together
Diplobacilli
Chains of bacilli are called
Streptobacilli
Rods side by side or
in X, V or Y figures
Palisades
Protects and gives shape
Cell Wall
Regulates movement of materials, contains
enzymes important to cellular respiration
Cell
Membrane
Contains DNA, ribosomes, essential
compounds
Cytoplasm
Carries genetic information
Chromosom
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