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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. If an individual does not breed true for its characters, it is called
  2. DNA duplication occurs in
  3. The possibilities of hereditary and evolutionary changes are greatest in species that reproduce by
  4. The best method to determine whether an individual is homozygous or heterozygous is
  5. The chromosomal theroy of heredity implies that
  6. How many meiosis will be required to produce 102 pollen-grains ?
  7. Lethal genes are those which
  8. The number of characters investigated by Mendel was
  9. Some people experience PTC paper on tongue as bitter, others as tasteless. This character is hereditary…
  10. Linked genes may be separated by the process of
  11. Transfer of a gene or genes through a virus is called
  12. Albinism in com plants is best described as
  13. The scientists who rediscovered the Mendel's laws are
  14. Dyad is
  15. The condition in which only one allele of a pair is present is known as
  16. Which disease results from the genetic inability to synthesize a single enzyme ?
  17. Klinefelter's syndrome is developed when the chromosome in male is
  18. Base substitutions from base analogues I are called
  19. A pure tall pea plant was reared in a soil poor in nutrition and reached the size of a pure dwarf pea…
  20. Among the following which is a test cross?
  21. The nuclear membrane completely disappears during
  22. The crossing of a homozygous tall plant with a dwarf would yield plants in the ratio of
  23. The science dealing with study of inheritance and variation is
  24. Linkage is
  25. Down's syndrome is an example of
  26. Diakinesis is characterised by
  27. Chromosomes exhibit minimum coiling during
  28. A codon is a sequence of 3 nucleolides on
  29. A colour-blind man marries the daughter of a colour-blind person. In their progeny
  30. The segment of DNA which participates in crossing over is known as