Which of the following are true for Gram-negative bacteria? – McqOptions

MCQOPTIONS

1.	Which of the following are true for Gram-negative bacteria?
A.	upon alcohol treatment, the permeability of the cell wall increases
B.	crystal violet-iodine (CV-I) complex is extracted
C.	pore size decreases and the CV-I complex cannot be extracted
D.	alcohol treatment increases the permeability of the cell wall and the CV-I complex can be extracted
Answer» E.

Discussion

No Comment Found

Related MCQs

Transfection involves the introduction of plasmid hybrid DNA into the host cell.
Which of the following enzymes cut the DNA molecule at a particular nucleotide sequence?
A chemical agent that kills the microorganisms and is commonly applied to substances used on inanimate objects are _______________
If a canning procedure is not properly followed, which type of microbe is most likely to grow in the canned food?
Which of the following agent is used to disinfect skin?
The oldest eukaryotic organisms are considered to be
Genetic and biochemical similarities between contemporary cyanobacteria and eukaryotic chloroplasts are accepted to mean that
All membranes of free-living organisms have phospholipid bilayers, but exception is
Among the following which one is the most effective method of killing microorganisms?
If a 1:600 dilution of a test compound kills a standard population of Staphylococcus aureus in 10 minutes but not 5 minutes while a 1:60 dilution of phenol kills the population in the same time, what is the phenol coefficient of the test compound?