In his transformation experiments what did Griffith observe?

1 Answer
Apr 8, 2017

Griffith concluded that Bacteria were able to absorb genetic material from dead bacteria.


Griffith injected mice with deadly bacteria

The mice died

Griffith injected mice with harmless bacteria and dead bacteria that were deadly.

The mice died. This observation indicated that bacteria were able to absorb genetic material.

Griffith injected mice with just harmless bacteria

The mice lived.

Griffith inject mice with just dead bacteria that could kill the mice.

The mice lived.

This experiment indicated there was some genetic material in the bacteria that could be absorbed by living bacteria. His experiment started the source for what this genetic material might be.