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Hugo de Vries Trivia Questions

How much do you really know about Hugo de Vries? Below are 8 true or false statements. Click each one to reveal the answer and explanation.

1.

De Vries was a professor at the University of Amsterdam for most of his career.

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Easy
✓ TRUE

He taught botany at the University of Amsterdam from 1878 until his retirement in 1918, where he conducted his mutation studies.

2.

De Vries independently rediscovered Mendel's laws of inheritance in 1900.

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Medium
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Along with Correns and Tschermak, de Vries rediscovered Mendel's work, publishing his own paper on the same principles.

3.

De Vries's mutation theory was inspired by his experiments with the African violet.

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Medium
✗ FALSE

His key experimental plant was Oenothera lamarckiana (evening primrose), not African violets; the latter are unrelated.

4.

Hugo de Vries won the Nobel Prize in Physiology or Medicine for his mutation research.

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Medium
✗ FALSE

De Vries was never awarded a Nobel Prize. The prize in his era went to others, like Thomas Hunt Morgan for chromosome theory.

5.

Hugo de Vries coined the term 'mutation' for sudden hereditary changes in plants.

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Medium
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De Vries introduced 'mutation' in his 1901 book 'Die Mutationstheorie', based on his work with evening primroses.

6.

De Vries believed mutations could produce entirely new species in a single generation.

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Hard
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He proposed that large, sudden mutations could instantly create new species, a view later challenged by the Modern Synthesis.

7.

De Vries rejected natural selection as a mechanism for evolution entirely.

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Hard
✗ FALSE

He accepted natural selection as a stabilizing force but downplayed its role in creating new species, favoring mutation-driven evolution.

8.

De Vries's mutation theory was directly inspired by his study of fossilized horse teeth.

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Hard
✗ FALSE

That was Othniel Charles Marsh. De Vries focused on living plants, especially evening primroses, not paleontology.

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