Biomolecules · JEE Main previous year questions

2004 2 questions

1. Q1742004 · 24 Apr 2004 · Shift 1

   Identify the correct statements regarding enzymes

   1. A.Enzymes are specific biological catalysts that can normally function at very high temperature (T ~ 1000 K)
   2. B.Enzymes are specific biological catalysts that the posses well – defined active sites
   3. C.Enzymes are specific biological catalysts that can not be poisoned
   4. D.Enzymes are normally heterogeneous catalysts that are very specific in their action
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   Answer: B

2. Q2042004 · 24 Apr 2004 · Shift 1

   Which base is present in RNA but not in DNA?

   1. A.Uracil
   2. B.Thymine
   3. C.Guanine
   4. D.Cytosine
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   Answer: A