The chromosomal theroy of heredity implies that

A. chromosomes are composed of DNA and protein

B. genes are composed of chromosomes

C. organism cannot live withoutchromosomes

D. genes are located on the chromosomes and are transmitted to the next generation through them.

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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 possibilities of hereditary and evolutionary changes are greatest in species that reproduce by
  3. Klinefelter's syndrome is developed when the chromosome in male is
  4. Diakinesis is characterised by
  5. A pure tall pea plant was reared in a soil poor in nutrition and reached the size of a pure dwarf pea…
  6. Which one of the following chemical characteristics is not common to all living beings ?
  7. A giant chromosome having many chromo-nemata lying side by side all along their length is called
  8. When two genes are situated very close to each other in a chromosome
  9. A colour-blind man marries the daughter of a colour-blind person. In their progeny
  10. If an individual does not breed true for its characters, it is called
  11. The chromosomal theroy of heredity implies that
  12. The best method to determine whether an individual is homozygous or heterozygous is
  13. The genetic constitution of an organism is known as
  14. Dyad is
  15. Among the following which is a test cross?
  16. The crossing of a homozygous tall plant with a dwarf would yield plants in the ratio of
  17. Chromosomes exhibit minimum coiling during
  18. The number of characters investigated by Mendel was
  19. Reverse transcription was discovered by
  20. In a monohybrid cross the Fi ratio of a backcross is
  21. A functional unit of a gene which specifies synthesis of one poly-peptide is known as
  22. Base substitutions from base analogues I are called
  23. A codon is a sequence of 3 nucleolides on
  24. The scientists who rediscovered the Mendel's laws are
  25. The nuclear membrane completely disappears during
  26. DNA duplication occurs in
  27. Some people experience PTC paper on tongue as bitter, others as tasteless. This character is hereditary…
  28. Transfer of a gene or genes through a virus is called
  29. In the Operon concept, the regulator gene regulates chemical reactions in the cell by
  30. Linked genes may be separated by the process of