The segment of DNA which participates in crossing over is known as

A. recon

B. muton

C. criston

D. replicon

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  1. The condition in which only one allele of a pair is present is known as
  2. Mutations which are not dominant are not lost by a gene pooL This is known as
  3. The segment of DNA which participates in crossing over is known as
  4. Diakinesis is characterised by
  5. The possibilities of hereditary and evolutionary changes are greatest in species that reproduce by
  6. Among the following which is a test cross?
  7. Base substitutions from base analogues I are called
  8.  A chemical mutagen is
  9. Which disease results from the genetic inability to synthesize a single enzyme ?
  10. The scientists who rediscovered the Mendel's laws are
  11. The number of characters investigated by Mendel was
  12. The science dealing with study of inheritance and variation is
  13. A functional unit of a gene which specifies synthesis of one poly-peptide is known as
  14. Linked genes may be separated by the process of
  15.  A person meets with an accident and great loss of blood has occurred. There is no time to analyse…
  16. The genetic constitution of an organism is known as
  17. Exhibition of superiority by a hybrid over both of its parents is called
  18. In humans, an example of sex-linked trait is
  19. Colour blindness is caused due to
  20. How many meiosis will be required to produce 102 pollen-grains ?
  21. Which one of the following chemical characteristics is not common to all living beings ?
  22. The crossing of a homozygous tall plant with a dwarf would yield plants in the ratio of
  23. Transfer of a gene or genes through a virus is called
  24. A codon is a sequence of 3 nucleolides on
  25. The chromosomal theroy of heredity implies that
  26. The first person to induce mutations was
  27. In a monohybrid cross the Fi ratio of a backcross is
  28. A child is bom with an extra chromosome in each of its cells. This is usually the result of
  29. The nuclear membrane completely disappears during
  30. Lethal genes are those which