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TLS Online TPP Program

#Question id: 1980

For one person to produce over a million different antibody molecules could not possibly require over a million different genes. Instead, this variability is accounted for by which processes?

#Section 2: General Biology

  1. alternative splicing of exons after transcription

  2. increased rate of mutation in the RNA molecules

  3. DNA rearrangements followed by alternative splicing of the transcripts

  4. DNA rearrangements in the thymus cells

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TLS Online TPP Program

#Question id: 14384

#Section 1: Engineering Mathematics

 If 
then inverse of A exists if 
TLS Online TPP Program

#Question id: 14385

#Section 1: Engineering Mathematics

 If   then 14A-1 is given by: 
TLS Online TPP Program

#Question id: 14386

#Section 1: Engineering Mathematics

Which of the following is correct? 
TLS Online TPP Program

#Question id: 14387

#Section 1: Engineering Mathematics

Given that A = [aij] is a square matrix of order 3x3 and IAI = -7, then the value of where Aij denotes the cofactor of element aij is 
TLS Online TPP Program

#Question id: 14388

#Section 1: Engineering Mathematics

 If A is an invertible matrix of order 2, then det (A^-1) is equal to 
TLS Online TPP Program

#Question id: 14389

#Section 1: Engineering Mathematics

Find the area of the triangle whose vertices are (-2, 6), (3, -6) and (1, 5).