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The scientists who rediscovered the Mendel's laws are

A. Mast and Pantin

B. Watson and Crick

C. Corren, Tschermark and Hugo de Vries

D. Khorana and Nirenberg

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  1.  A chemical mutagen is
  2. Diakinesis is characterised by
  3.  A person meets with an accident and great loss of blood has occurred. There is no time to analyse…
  4. An offspring of two homozygous parents different from one another by alleles at only one gene locus…
  5. The possibilities of hereditary and evolutionary changes are greatest in species that reproduce by
  6. Reverse transcription was discovered by
  7. When two genes are situated very close to each other in a chromosome
  8. Transfer of a gene or genes through a virus is called
  9. The scientists who rediscovered the Mendel's laws are
  10. Klinefelter's syndrome is developed when the chromosome in male is
  11. When is the sex of an offspring decided
  12. Mutations which are not dominant are not lost by a gene pooL This is known as
  13. The science dealing with study of inheritance and variation is
  14. The segment of DNA which participates in crossing over is known as
  15. The condition in which only one allele of a pair is present is known as
  16. Albinism in com plants is best described as
  17. A child is bom with an extra chromosome in each of its cells. This is usually the result of
  18. The genetic constitution of an organism is known as
  19. The nuclear membrane completely disappears during
  20. The crossing of a homozygous tall plant with a dwarf would yield plants in the ratio of
  21. Base substitutions from base analogues I are called
  22. How many meiosis will be required to produce 102 pollen-grains ?
  23. A codon is a sequence of 3 nucleolides on
  24. Dyad is
  25. Lethal genes are those which
  26. A giant chromosome having many chromo-nemata lying side by side all along their length is called
  27. The chromosomal theroy of heredity implies that
  28. In the Operon concept, the regulator gene regulates chemical reactions in the cell by
  29. In humans, an example of sex-linked trait is
  30. The term 'meiosis' was coined bv