Answer:
Some substance in the infectious S strain could change the harmless R strain into the more lethal form.
Explanation:
These first type of experiments where crucial to advance in DNA knowledge.
In one experiment, they treated the material with enzymes that destroy all proteins. This is important because scientist notice that there was something else that was causing the strain to change into a lethal form and was heritable (DNA). Know a days we know that plasmids are responsible for such transformation.
Answer:
false
Explanation:
groundwater groundwater has an abundance of contaminants and pollutants
That doesn’t rlly make much sense... you’d joyful search up the answer instead or HMU
Carbon would build up in the atmosphere.
Hope I helped!