Question
Biology Question on biological classification
Pathogenecity of bacteria causing tuberculosis and leprosy is due to
A
Cholesterol
B
Wax-D
C
Prostaglandins
D
Glycerol
Answer
Wax-D
Explanation
Solution
The correct answer is B:Wax D
It is due to the presence of wax D, the waxy substance is called mycolic acid which is a lipid found in the cell walls of these bacteria. It also contributes to the unique characteristics of the bacteria that plays a role in the ability of the bacteria to cause the disease. Mycobacterium tuberculosis has a high level of mycolic acids. It gives the acid fast property to the bacteria. For leprosy, mycolic acid gives the unique tissue invading ability to the bacteria.