Answer:
B
Explanation:
It is given that Amy is doing a science experiment on how a certain bacterium reacts to an antibiotic. She has 3 dishes of identical bacterium samples with 11 bacteria in each dish. She gives an antibiotic to all of the bacteria in one dish. All of the treated bacteria died, and the bacteria in the other two dishes survived.
Therefore, the sample size is 33.
Aug. 13 1961 Berlin, Germany
Cassava, or manioc, another American food crop introduced to Africa in the 16th century as part of the Columbian Exchange, had impacts that in some cases reinforced those of corn and in other cases countered them
Pickling - Pickling in a salt brine was the standard method of preserving meats and fish. Gelatine - Jelly or gelatine was used for preserving cooked meat or fresh fish.
Answer: During eight years of traveling across what is now the US Southwest, he became a trader and faith healer to various Native American tribes before reconnecting with Spanish civilization in Mexico in 1536. After returning to Spain in 1537, he wrote an account, first published in 1542 as La relación y comentarios ("The Account and Commentaries), which in later editions was retitled Naufragios y comentarios ("Shipwrecks and Commentaries"). Cabeza de Vaca is sometimes considered a proto-anthropologist for his detailed accounts of the many tribes of Native Americans that he encountered. In 1540, Cabeza de Vaca was appointed adelantado of what is now Paraguay, where he was governor and captain general of New Andalusia.He worked to build up the population of Buenos Aires but, charged with poor administration, he was arrested in 1544 and then transported to Spain for trial in 1545. Although his sentence was eventually commuted, he never returned to the Americas. He died in Seville.
