Quiz 2.5: How Did Biologists Learn about Genes?

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. The theory of heredity which suggests that an organism's physical traits are passed on from one generation to the next in the form of multiple, distinct particles is called

monogenesis. correct incorrect

natural selection. correct incorrect

transmission theory. correct incorrect

pangenesis. correct incorrect

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. When peas with red flowers are crossed with peas with white flowers and then the resulting plants are AGAIN crossed, what will be the ratio of pea plants with red flowers to plants with white flowers in this SECOND generation?

1:4 correct incorrect

1:3 correct incorrect

1:2 correct incorrect

1:1 correct incorrect

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. The view that heredity is based on nonblending, single-particle genetic inheritance was developed by Austrian monk ______________.

Alfred Russel Wallace correct incorrect

James Ussher correct incorrect

Gregor Mendel correct incorrect

Jean-Baptiste de Monet de Lamarck correct incorrect

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