17 Questions
What is a distinguishing characteristic of Mycoplasma in terms of its cell wall?
Has a trilaminar membrane with sterols
How do Mycoplasma species differ from viruses?
Contain both RNA and DNA
Which staining method can be used effectively for Mycoplasma?
Giemsa stain
What type of motility is exhibited by Mycoplasma?
Gliding motility
Which statement is true regarding Mycoplasma shapes?
May appear coccoid, pear-shaped, or filamentous
Which staining method is used for Mycoplasma identification?
Dienes stain
What is the optimum temperature range for the growth of Mycoplasma?
35-37°C
What is the characteristic shape of Mycoplasma colonies on agar plates?
Invisible colonies
Which of the following Mycoplasma species causes primary atypical pneumonia in humans?
Mycoplasma pneumoniae
Which component is required by Mycoplasma for growth?
Sterols
What is the appearance of Mycoplasma colonies on agar plates after 2-6 days of incubation?
Biphasic colonies
What is the size of a Mycoplasma cell?
0.1 micron
Which Mycoplasma type does not require cholesterol for growth but can incorporate it into the membrane?
Acholeplasma
What is a characteristic of Mycoplasma cell structure?
Lacks a cell wall around its cell membrane
Which species of Mycoplasma is believed to be involved in pelvic inflammatory disease?
M.genitalium
What staining method is typically used for Mycoplasma detection?
Mycoplasmas are difficult to stain
In what type of environments can Mycoplasmas be commonly found?
In hot springs and sewage water
Test your knowledge on the characteristics of Mycoplasma species, including their size, shape, infectivity, and unique features like lacking a cell wall and requiring cholesterol for growth.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
