1 The second edition of Bergey's Manual of Systematic Bacteriology is based on the_relationships between microorganisms, as determined by a comparison of their_sequences.
2 The three domains into which all living things are divided are the_, the_and the__
3 Archaean membrane lipids contain branched_instead of fatty acids.
4 Certain members of the Euryarchaeota have the unique ability to produce methane. Such organisms are termed__
5 Members of the Crenarchaeota are mostly extreme__
6 The biggest single phylum of bacteria is the_, which includes many of the best-known Gram-negative species.
7 The form of photosynthesis carried out by bacteria such as the purple sulphur bacteria is fundamentally different to that carried out by plants and algae because it is__
8 The genus Nitrosomonas carries out the first step of the nitrification process, converting_to__
9 Acid mine drainage is largely due to the activities of bacteria that are able to oxidise_compounds.
10 Bacteria such as Rhizobium are able to_atmospheric_
nitrogen in association with the roots of_plants.
11 The genus Desulfovibrio is found in_conditions, where it_
sulphur compounds to___
12 Two main forms of fermentation are found in the enteric bacteria:_
13 The pseudomonads can be distinguished from the enteric bacteria because they are_-positive and incapable of carrying out__
14 The extracellular extension possessed by members of the stalked bacteria is called a__
15 Coxiella is a member of the_, arthropod-borne intracellular parasites of vertebrates.
16 The Cyanobacteria are the only procaryotes capable of carrying out_
17 Some members of the Planctomycetes can carry out_reactions, in which ammonia and nitrite are converted to nitrogen gas.
18 Treponema pallidum, the causative agent of syphilis, belongs to the_
, a group characterized by their_shape and_movement.
19 _is an obligate anaerobe, and the most numerous microorganism in the human gut.
20 Bacillus and Clostridium are Gram-positive genera characterised by their ability to form__
21 The Lancefield system is used to classify the_on the basis of cell surface antigens.
22 The_are exceptionally small bacteria, which lack a cell wall.
23 The_are branching, filamentous bacteria. One genus,_, is the source of many useful antibiotics.
24 Cell walls of the genus Mycobacterium contain_acids.
25 The diphtheria exotoxin is encoded by a _ of Corynebacterium diphtheriae.
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