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How many meiosis will be required to produce 102 pollen-grains ?

A. 25

B. 25.6

C. 26

D. 26.5

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  1. The science dealing with study of inheritance and variation is
  2. A functional unit of a gene which specifies synthesis of one poly-peptide is known as
  3. Dyad is
  4. A child is bom with an extra chromosome in each of its cells. This is usually the result of
  5.  A chemical mutagen is
  6. In humans, an example of sex-linked trait is
  7. The first person to induce mutations was
  8. The crossing of a homozygous tall plant with a dwarf would yield plants in the ratio of
  9. Linked genes may be separated by the process of
  10. The genetic constitution of an organism is known as
  11. The scientists who rediscovered the Mendel's laws are
  12. Lethal genes are those which
  13. The segment of DNA which participates in crossing over is known as
  14. Reverse transcription was discovered by
  15. Diakinesis is characterised by
  16. A codon is a sequence of 3 nucleolides on
  17. A pure tall pea plant was reared in a soil poor in nutrition and reached the size of a pure dwarf pea…
  18. Chromosomes exhibit minimum coiling during
  19. Which one of the following chemical characteristics is not common to all living beings ?
  20. A giant chromosome having many chromo-nemata lying side by side all along their length is called
  21. A colour-blind man marries the daughter of a colour-blind person. In their progeny
  22. The term 'meiosis' was coined bv
  23. Some people experience PTC paper on tongue as bitter, others as tasteless. This character is hereditary…
  24. Albinism in com plants is best described as
  25. Which disease results from the genetic inability to synthesize a single enzyme ?
  26. The best method to determine whether an individual is homozygous or heterozygous is
  27. In the Operon concept, the regulator gene regulates chemical reactions in the cell by
  28. Base substitutions from base analogues I are called
  29. The nuclear membrane completely disappears during
  30. The chromosomal theroy of heredity implies that