18 Questions
What is the shape of Spirochetes?
Spiral
Which bacterial species is responsible for causing cholera?
Vibrio cholerae
What bacterial structure contains the nucleoid?
Bacterial Chromosome
What is the function of bacterial inclusions?
To store nutrients
Which type of bacteria have 2 chromosomes that replicate independently?
Star-shaped
What type of bacteria is Caulobacter crescentus?
Stalked
What is a key characteristic that differentiates bacteria from eukaryotes?
Presence of a true nucleus
How do most bacteria reproduce?
Asexually by binary fission
What is the size range of bacteria?
0.5 to 5 micrometers
What is the genetic material found in most bacteria?
Single, circular chromosome
Which type of bacteria lack a true nucleus and other cellular organelles?
Bacteria
How do cocci bacteria often appear when grouped together?
In pairs or multiples like 2, 4, 8
Which type of bacteria are gram-negative, rigid, and have external flagella?
Spirillum
Which subtype of cocci bacteria includes Streptococcus pyogenes and Streptococcus mutans?
Tetrads
Which genus of bacteria is known for forming endospores and can survive extreme heat and temperature?
Bacillus
Which type of bacteria can be either gram-positive or gram-negative?
Bacillus
Which bacteria subtype includes Chlamydia trachomatis and Haemophilus influenzae?
Coccobacilli
Which bacteria subtype includes Streptobacillus moniliformis and Streptobacillus felis?
Streptobacilli
Explore the differences between bacteria and eukaryotes in terms of DNA packaging, nucleus presence, and cellular organelles. Learn more about the prokaryotic nature of bacteria and their significance in the evolution of life on Earth.
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