Dyad is

A. a pair of homologous chromosomes

B. a pair of non-homologous chromosomes

C. a pair of sister chromosomes

D. a pair of non-sister chromosomes

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  1.  A person meets with an accident and great loss of blood has occurred. There is no time to analyse…
  2. The genetic constitution of an organism is known as
  3. A codon is a sequence of 3 nucleolides on
  4. Transfer of a gene or genes through a virus is called
  5. Chromosomes exhibit minimum coiling during
  6. DNA duplication occurs in
  7. The scientists who rediscovered the Mendel's laws are
  8. When two genes are situated very close to each other in a chromosome
  9. In the Operon concept, the regulator gene regulates chemical reactions in the cell by
  10. Reverse transcription was discovered by
  11. Linked genes may be separated by the process of
  12. Mutations which are not dominant are not lost by a gene pooL This is known as
  13. Among the following which is a test cross?
  14. If an individual does not breed true for its characters, it is called
  15. Diakinesis is characterised by
  16. Which disease results from the genetic inability to synthesize a single enzyme ?
  17. The science dealing with study of inheritance and variation is
  18. A pure tall pea plant was reared in a soil poor in nutrition and reached the size of a pure dwarf pea…
  19. An offspring of two homozygous parents different from one another by alleles at only one gene locus…
  20. Exhibition of superiority by a hybrid over both of its parents is called
  21. The term 'meiosis' was coined bv
  22. The first person to induce mutations was
  23. The number of characters investigated by Mendel was
  24. The segment of DNA which participates in crossing over is known as
  25. Crossing over in meiosis occurs in
  26. The condition in which only one allele of a pair is present is known as
  27. Linkage is
  28. The possibilities of hereditary and evolutionary changes are greatest in species that reproduce by
  29. Dyad is
  30. In humans, an example of sex-linked trait is