The varieties observed by Hugo de Vries in Oenothera lamrckiana were causes by

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Question:
The varieties observed by Hugo de Vries in Oenothera lamrckiana were causes by

1.Deletion

2.Translocation

3.Substitution

4.Duplication

Posted Date:-2021-10-17 12:12:49

More MCQS Questions and answers

  1. 10.Chromosomal aberration which involves two chromosomes is called
  2. A mutation which brings about structural changes in a DNA molecule is known as
  3. A number of duplication are reported in
  4. Addition of one or more extra nucleotides into a gene results in
  5. All the 4 chromosomes have interchanged segments in
  6. Carcinogenesis and mutagenesis are caused due to
  7. Changed position of the genes in a chromosome is called
  8. Changed position of the genes result in
  9. Changes resulting in abnormal structure of one or more chromosomes are known as
  10. Cistron and recon are the small units of
  11. Deletion mutation causes lethal effect inYeast
  12. Early maturing disease resistant and richly proteinaceous dwarf variety of wheat is the product of
  13. emi-sterility in pollen and ovule is caused by
  14. Illegitimate crossing over is
  15. In chromosome rearrangement of genes occur in
  16. In Inversion Mutation the broken segment of the chromosome joins after rotation of
  17. In peas the type of chromosomal aberration reported is
  18. Insertion is classified under
  19. Insertion mutation is also known as
  20. Interchange of segments between non-homologous chromosomes is called
  21. Local phenotypic changes in the organs are produced by
  22. Loss of a segment of a chromosome is called
  23. Many improved cultivated varieties of plants are the products of
  24. Mutations play an important role in
  25. Mutations which occur in somatic or body cells are
  26. Non-heritable mutations are
  27. One member of each chromosomal pair is normal and the other member is with interchanged segments in
  28. Origin of new species (or genes) is the result of
  29. Position effect is also associated with
  30. Position effects are observed in
  31. Repetition of certain genes results in28.
  32. Some heritable diseases and many instances of cancer in human beings are the results
  33. Sometimes the survival of the organism is affected by
  34. The biosynthetic pathways of amino acids through enzymes are under the
  35. The carriers of genes are
  36. The dwarf variety of paddy with many tillers and long grains are the products of
  37. The fine structure of the genes is known by the study of mutant strains of Viruses
  38. The genes are arranged in linear order in
  39. The heritable mutations occurring in gametes are
  40. The mutant funguns which produces more antibiotic
  41. The mutant strains of this fungus lose the ability to synthesize certain amino acids
  42. The mutation that results in the change of gene order from a b c d e f g h to a b f e d c g h is called
  43. The order of genes is reserved in a segment of a chromosome in
  44. The production of different varieties in many plants is achieved by
  45. The small unit of gene isMuton
  46. The structure of the genes remain unaltered in
  47. The type of chromosomal aberration which changes the phenotype of an organism is
  48. The type of mutation which plays an important role in species differentiation is
  49. The varieties observed by Hugo de Vries in Oenothera lamrckiana were causes by
  50. When a segment of a chromosomes gets attached to a non-homologous chromosome in a new position it is called
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