Answer:
The bacteria infected with viruses that had radioactive DNA had become radioactive. The bacteria that had been infected with viruses marked with radioactive proteins were not radioactive.
Explanation:
The rest of the answers:
1.2
2.3
3.2
4.1
5.b
If oxygen is not present, glycolysis would be followed by fermentation
Answer:
B
Explanation:
Amount of energy decreases as it goes higher up the trophic levels.