Alexander Fleming discovered the antibacterial properties of an organism he named ________.

Fill in the blank(s) with the appropriate word(s).


penicillin

History

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Andrew Jackson wanted to bring about the end of the Second National Bank because he thought it was a tool of business and other elites

Indicate whether the statement is true or false

History

Which Protestant denomination had the most black members in the South in 1890?

A) African Episcopalian Methodist B) Methodist C) Baptist D) Nation of Islam

History

All of the following were true about the development of Russia except

A. Kievan Russia collapsed in the mid-twelfth century. B. Byzantine Christianity provided a major foundation for early Russian unity. C. Magyar dominance created a Western-oriented bent in Russia development. D. After conquering Russia, Mongols required Russian princes to pay tribute to them. E. The descendants of Alexander Nevsky eventually became the rulers of all Russia.

History

Which of the following is true of DNA?

A. DNA can be used to identify individuals through their blood, semen, skin, or hair. B. DNA can both be used to identify individuals through their blood, semen, skin, or hair; and can be used in criminal investigations. C. DNA can be used in criminal investigations. D. The structure of DNA is unique in every individual. E. All these answers are correct.

History