The concept was that DNA is what causes bacterial transformation. Before, people thought the genetic material of bacteria was carried through proteins.
Answer:
A
Explanation:
The Plan represented one of multiple early attempts to form a union of the colonies "under one government as far as might be necessary for defense and other general important purposes."
I see most of the statements are correct. Please see if the question asks for INCORRECT statement instead. If so, then the answer is In a Market economy, competition is controlled by the government.
If the question is really asking for all correct statements, please mention in comment and I will list them out.