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A functional unit of a gene which specifies synthesis of one poly-peptide is known as

A. clone

B. recon

C. cistron

D. codon

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  1. The science dealing with study of inheritance and variation is
  2. The genetic constitution of an organism is known as
  3. A giant chromosome having many chromo-nemata lying side by side all along their length is called
  4. Which disease results from the genetic inability to synthesize a single enzyme ?
  5. Which one of the following chemical characteristics is not common to all living beings ?
  6. A codon is a sequence of 3 nucleolides on
  7. The term 'meiosis' was coined bv
  8. The crossing of a homozygous tall plant with a dwarf would yield plants in the ratio of
  9. Lethal genes are those which
  10. Exhibition of superiority by a hybrid over both of its parents is called
  11. In a monohybrid cross the Fi ratio of a backcross is
  12. The first person to induce mutations was
  13.  A chemical mutagen is
  14. The best method to determine whether an individual is homozygous or heterozygous is
  15. Linked genes may be separated by the process of
  16. The number of characters investigated by Mendel was
  17. Transfer of a gene or genes through a virus is called
  18. The nuclear membrane completely disappears during
  19. Dyad is
  20. The chromosomal theroy of heredity implies that
  21. Mutations which are not dominant are not lost by a gene pooL This is known as
  22. Crossing over in meiosis occurs in
  23. A colour-blind man marries the daughter of a colour-blind person. In their progeny
  24. A pure tall pea plant was reared in a soil poor in nutrition and reached the size of a pure dwarf pea…
  25. Colour blindness is caused due to
  26. A child is bom with an extra chromosome in each of its cells. This is usually the result of
  27. Some people experience PTC paper on tongue as bitter, others as tasteless. This character is hereditary…
  28. Base substitutions from base analogues I are called
  29. Klinefelter's syndrome is developed when the chromosome in male is
  30. When two genes are situated very close to each other in a chromosome