Bacteria test biology

a chemical that can destroy bacteria and other microorganisms
antibiotic
a pigment ranging in color from yellow to red; helpful in capturing the Sun’s light energy for use in photosynthesis
carotenoid pigments
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an act of fertilization involving the transfer of cell contents to another cell; usually occurs in simpler organisms
conjugation
single-celled photosynthetic bacteria
cyanobacteria
whip-like cell extensions that give the cell motility
flagella
a gelatin-like coating commonly found in the cyanobacteria
mucilaginous sheath
process by which certain bacteria in the soil convert nitrogen gas into ammonia and ammonium
nitrogen fixation
a disease-causing organism; a germ
pathogen
disease-causing microorganism intermediate between bacteria and viruses, carried in the tissue of arthropods (insects, etc.)
rickettsia
the transferring of genetic material from one organism to another by means of a virus carrier
transduction
when DNA is transferred from one organism to another directly
transformation
a carrier of pathogens from one organism to another
vector
Bacterial infections
Antibiotics can be used to treat _____.
Bacteria are prokaryotic
Bacterial shapes include: cocci, bacillus, and spirilla
Some bacteria have chlorophyll to conduct photosynthesis
Select all characteristics that apply to bacteria.
Conjugation
Bacteria can recombine or share genetic material by exchanging it via contact between individuals. This is called _____.
decomposition
significance in commercial products such as cheese and yogurt
nitrogen fixation
Important roles of bacteria include _____.
nitrogen-fixing bacteria
Which type of bacteria live in the roots of legumes?
mucilaginous sheath
Most species of cyanobacteria are enclosed in a _____.
Cyanobacteria
_____ have the ability to fix atmospheric nitrogen.
carotenoid pigments
Cyanobacteria contain chlorophyll, blue pigment, and _____.
Protozoa
Viruses
Fungi
Bacteria
Parasites
Pathogens include:
a pathogen
When you catch a cold, it is most likely you contracted it from _____.
rickettsia
Vectors transmit _____.
the presence and/or number of flagella
Gram staining
shape and arrangement of cells
Identifying characteristics of bacteria include _____.
anaerobic bacteria
Which type of bacteria causes tetanus?
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