Explanation:
To ensure ratification of the document, the Federalists offered concessions, and the First Congress proposed a Bill of Rights as protection for those fearful of a strong national government. The Bill of Rights came into effect in December 1791, after ratification by three-fourths of the state legislatures.
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.
The phase of the skin regeneration which includes migrating epithelial cells beneath the scab, the dissolving of the clot, and reduced phagocytic activity is Proliferation. A proliferation is the production or growth of cells by multiplying the parts and proliferation is also the rapid increase of the cells.