Answer: Germans: More than 1.5 million between 1820 and 1860. The 1850s was the single biggest decade for German immigration, with some 951,000 reaching the United States. Why They Came Irish: Most emigrated to escape grinding poverty in Ireland—or to avoid outright starvation in the years of the potato famine.
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1859 - Natural Selection - Charles Darwin wrote “On the Origin of Species by Means of Natural Selection, or the Preservation of Favored Races in the Struggle for Life
1865 - Heredity Transmitted in Units - Gregor Mendel’s experiments on peas demonstrate that heredity is transmitted in discrete units. The understanding that genes remain distinct entities even if the characteristics of parents appear to blend in their children explains how natural selection could work and provides support for Darwin’s proposal.
1869 - DNA Isolated - Frederick Miescher isolates DNA from cells for the first time and calls it “nuclein
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Your correct answer would be C innovation is an invention!! Have a great day!!
