1.

Question : When mice were injected with a mixture of bacteria, avirulent pneumococcus bacteria and heat killed virulent, the mice were found dead due to pneumococcus infection. Why ?

Answer»

Avirulent BACTERIA were destroyed by virulent bacteria
Avirulent stain TRANSFORMED into virulent by ENTERING in mice
SOMETHING from the virulent bacteria was transformed to the live avirulent bacteria as a result the avirulent bacteria transformed into virulent bacteria.
Heat killed pneumococcus bacteria injected in mice, transformed to the live bacteria.

SOLUTION :Something from the virulent bacteria was transformed to the live avirulent bacteria as a result the avirulent bacteria transformed into virulent bacteria.


Discussion

No Comment Found