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Some people experience PTC paper on tongue as bitter, others as tasteless. This character is hereditary in nature. Suppose T stands for dominant gene and t for recessive gene, the genetic make up of a person who cannot taste is

A. TT

B. Tt

C. tt

D. None of these

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  16. The crossing of a homozygous tall plant with a dwarf would yield plants in the ratio of
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  18. The first person to induce mutations was
  19. Some people experience PTC paper on tongue as bitter, others as tasteless. This character is hereditary…
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  21. The best method to determine whether an individual is homozygous or heterozygous is
  22. The segment of DNA which participates in crossing over is known as
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  27. Reverse transcription was discovered by
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  29. Down's syndrome is an example of
  30. DNA duplication occurs in