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Which one of the following chemical characteristics is not common to all living beings ?

A. Similar triplet codes for amino acids

B. Energy is stored by high energy rich phosphate bonds

C. Types of protein present in the body.

D. Ribosomes act at sites of protein synthesis

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  1. When is the sex of an offspring decided
  2. The term 'meiosis' was coined bv
  3. Which one of the following chemical characteristics is not common to all living beings ?
  4. The chromosomal theroy of heredity implies that
  5. Albinism in com plants is best described as
  6. The science dealing with study of inheritance and variation is
  7. The nuclear membrane completely disappears during
  8. Among the following which is a test cross?
  9. Some people experience PTC paper on tongue as bitter, others as tasteless. This character is hereditary…
  10. If an individual does not breed true for its characters, it is called
  11. A functional unit of a gene which specifies synthesis of one poly-peptide is known as
  12. The crossing of a homozygous tall plant with a dwarf would yield plants in the ratio of
  13. Mutations which are not dominant are not lost by a gene pooL This is known as
  14. Dyad is
  15. Transfer of a gene or genes through a virus is called
  16. In humans, an example of sex-linked trait is
  17. A child is bom with an extra chromosome in each of its cells. This is usually the result of
  18. The number of characters investigated by Mendel was
  19. Linkage is
  20. The segment of DNA which participates in crossing over is known as
  21. Crossing over in meiosis occurs in
  22. The best method to determine whether an individual is homozygous or heterozygous is
  23. Linked genes may be separated by the process of
  24. Exhibition of superiority by a hybrid over both of its parents is called
  25. In the Operon concept, the regulator gene regulates chemical reactions in the cell by
  26. Reverse transcription was discovered by
  27. The condition in which only one allele of a pair is present is known as
  28. Down's syndrome is an example of
  29. The scientists who rediscovered the Mendel's laws are
  30. A colour-blind man marries the daughter of a colour-blind person. In their progeny