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#Question id: 15691


'0' is a characteristic root of a matrix, if and only if, the matrix is 

#Section 1: Engineering Mathematics
  1. Idempotent matrix 
  2. Periodic matrix 
  3. Nilpotent matrix 
  4. Singular matrix 

Answer:- Option(s): 4


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#Question id: 14107

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Direct submission to GenBank are made using 

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#Question id: 170

#Section 2: General Biology

Desmosine, an uncommon amino acid is derived from

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#Question id: 8914

#Section 6: Plant, Animal and Microbial Biotechnology

Which of the following is (are) unique to animals?

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#Question id: 14357

#Section 5: Bioprocess Engineering and Process Biotechnology

Milk is pasteurized if it is heated to 630C for 30 min, but if it is heated to 74°C it only needs 15 s for the same result. Find the activation energy of this sterilization process.  J/mol 

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#Question id: 10132

#Section 2: General Biology

Which of the following statements would be correct for photophosphorylation ?

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