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The nuclear membrane completely disappears during

A. late prophase

B. early metaphase

C. metaphase

D. interphase

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  1. Base substitutions from base analogues I are called
  2. Mutations which are not dominant are not lost by a gene pooL This is known as
  3. The scientists who rediscovered the Mendel's laws are
  4. A pure tall pea plant was reared in a soil poor in nutrition and reached the size of a pure dwarf pea…
  5. The nuclear membrane completely disappears during
  6. A codon is a sequence of 3 nucleolides on
  7. A colour-blind man marries the daughter of a colour-blind person. In their progeny
  8. If an individual does not breed true for its characters, it is called
  9. Diakinesis is characterised by
  10. When two genes are situated very close to each other in a chromosome
  11. How many meiosis will be required to produce 102 pollen-grains ?
  12. A child is bom with an extra chromosome in each of its cells. This is usually the result of
  13. Lethal genes are those which
  14. The possibilities of hereditary and evolutionary changes are greatest in species that reproduce by
  15. Albinism in com plants is best described as
  16. The first person to induce mutations was
  17. The term 'meiosis' was coined bv
  18. Linked genes may be separated by the process of
  19. DNA duplication occurs in
  20. A giant chromosome having many chromo-nemata lying side by side all along their length is called
  21. Klinefelter's syndrome is developed when the chromosome in male is
  22. Among the following which is a test cross?
  23. The segment of DNA which participates in crossing over is known as
  24. In the Operon concept, the regulator gene regulates chemical reactions in the cell by
  25. The crossing of a homozygous tall plant with a dwarf would yield plants in the ratio of
  26. The science dealing with study of inheritance and variation is
  27. Exhibition of superiority by a hybrid over both of its parents is called
  28. Linkage is
  29. In humans, an example of sex-linked trait is
  30. The chromosomal theroy of heredity implies that