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Hugo de Vries did an experiment on which plant to prove mutation theory?

Hugo de Vries did an experiment on which plant to prove mutation theory? Correct Answer Evening primrose

Hugo de Vries proved mutation theory by doing experiments on Oenothera lamarckian, also known as evening primrose. It was from this plant; he came up with the observations. It is a complex heterozygous plant with a chromosomal aberration.

Related Questions

Consider the following statements.
1. Hugo de Vries gave the Mutation Theory to explain the mechanism of evolution.
2. Mutations are discontinuous variations and are also called Saltatory Variation.
3. Mutations are the ultimate source of organic variations.
Which of the statements given above is/are correct about mutation?
To prove both the parts of the offence contemplated in Section 116 of the Indian Penal Code, which of the following must be proved by the prosecution?
1. To prove the first part, the accused did abet the offence either by instigation or by conspiracy or by intentional aiding or by illegal omission.
2. To prove the first part, the offence was such which is punishable with imprisonment.
3. To prove the second part, the person abetted was a public servant during the period he was abetted.
4. To prove the second part, it was the duty of such public servant to prevent the commission of such an offence.
Which of the following pairs are correctly matched ? A. Missense mutation - Substitution of one amino acid for another B. Nonsense mutation - The altéred DNA sequence is a stop codon C. Frame shift mutation - The subsequent amino acids are altered D. Silent mutation - There is no change in the DNA sequence
Below are given two sets in which Set I gives the named theory of Intelligence which set II indicated their main proponents and contentions associated with the theory. Match the two sets. Set I (Theory of Intelligence) Set II (The main proponents and contentions) (a) Multiple Factor Theory (i) Sternberg, intelligence can be taught and the classroom is the logical place to teach it. (b) Theory of Multiple Intelligence (ii) Cattell, intelligence is neither completely monarchic, nor oligarchic nor anarchic. (c) Theory of Fluid and Crystallized Intelligence (iii) Thurstone, intelligence is oligarchic in nature. (d) Coping Theory of Intelligence (iv) Gardner, intelligence is a capacity with component processes and should not be confused with a learning or cognitive style.   Choose correct answer from following.
Which of the following statements are true/false?
1. Trusteeship theory is also known as paternalistic theory.
2. The Philanthropic theory is based on the fact that man is a religious being.
3. The Functional theory is also known as efficiency theory.
4. Efficiency theory assumes that big business houses have the social responsibility and moral obligations of providing good working conditions.
Which of the following theories are related to the evolution of life? A. The theory of natural selection B. Mutation theory of evolution C. Theory of inheritance of acquired characteristics D. Theory of segregation
Consider the following statements regarding Mutation in genes: 1. Effects of mutation in somatic cells are observed in offspring whilst germ cells are not. 2. Chromosomal mutation may occur due to the absence of one or more chromosomes or some portion of it. Which of the statements given above is/are correct? 
The conceptual framework of labour welfare is contained in various theories of labour welfare. In the names of the theories given below, pick the wrong ones
1. The Trusteeship Theory
2. The Placating Theory
3. The Need Theory
4. The Friendship Theory
5. The Public Relations Theory
6. The Functional Theory
Three sentences are given. You need to find if they are grammatically correct or incorrect and mark the answer accordingly. (P) The bewildered boys had been following a scientist who had just discovered how to make the human body transparent (Q) Griffin, the scientist, had carried out experiment after experiment to prove the human body could become invisible (R) Finally, he swallowed certain rare drugs and his body became as transparent as a sheet of glass.
Which of the following are theories of punishment?
1. Pure theory
2. Deterrent theory
3. Declaratory' theory
4. Expiatory theory
5. Retributive theory
Select the correct answer: