Answer:
B. A precipitin test is the correct answer
Explanation:
To determine whether a bloodstain is of human or animal origin, the serologist will perform: A precipitin test.
The precipitin test is based on the interaction between antigen and antibody which results in the formation of antigen-antibody complexes and this visible precipitate antigen-antibody complexes is called precipitin.
Precipitin test is a serological test where antibody reacts with soluble antigen to produce a precipitate.
The precipitin test is used to distinguished whether the blood sample is from human or different sources.
Answer: 1st blank-New crops such as potatoes and maize, 2nd blank- disease such as small pox
Answer:
nine
Explanation:
The debates and discussion during the 17776 and 1777 gave to the Article of Confederation which was adopted in 1778 by the Second Continental Congress. It aimed to protect the independence of the young nation and sovereignty of the states. The power to ratify treaties and pass laws was taken by the senate with the consent of the nine states of the total thirteen states.
The American imperialists who advocated acquisition of the Philippines
are likely to stress more about their economic potential in regards for their
American trading profits. Economic potential is defined as a potential of a
certain nation, region, or corporation on achieving or their own economic
development.