Bacteria Flashcards
Basic shape of bacteria
Coccus
Bacillus
Spirilum
Pheomorphism
Involution
L-forms.
Bacteria occur
singly, in chains, clusters, packets, pairs or palisades.
Protoplast contains
Cytoplasm; genetic apparatus
(Chromosomes,plasmids), enzymes, ribosomes
Cytochromes, granules or globules Glycogen,poly-beta-hydroxylbutyrate (for storing carbon), cytomembranes, gas
vacoules, mesosomes.
Bacteria pigments
▪ Pigment: Carotenoids,Prodigiosins
Rigid cell wall of peptidoglycan except in except
Halobacterium and Mycoplasma
Bacteria with capsule
Klebsiella Pneumoniae
Spore formation seen in
Clostridium spp enteric organisms;
Motile bacteria
Enteric organisms; E.coli, Enterobacter spp, Vibrio spp etc.
Less than 1 micron;
Chlamydia,Francissella to about 500 microns.
1-10 microns maximum diameter.
Identification and classification
Kauffman white scheme.
Bacteria antigens
smooth-rough variation.
Diseases caused by Bacteria
Anthrax,Braxy, fire blight, Plague, Syphilis, Tetanus,
Tuberculosis and weil
Intra cellular bacteria
Rikettsia, anaplasma
Transport medium like Stuarts and Hanks is used for
Chlamydia and Enteric organisms
Halophile example
V cholera