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#Question id: 1140


Cell sensitivity to an external signal is determined by:

#Section 3: Genetics, Cellular and Molecular Biology
  1. kon.

  2. koff.

  3. Kd.

  4. the number of surface receptors.

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#Question id: 14799

#Section 5: Bioprocess Engineering and Process Biotechnology

In a well aerated and agitated microbial culture the supply of oxygen is equal to demand of the growing culture. The kLa for such a system will be _

TLS Online TPP Program

#Question id: 14800

#Section 5: Bioprocess Engineering and Process Biotechnology

Maximum specific growth rate (pmax) of a microorganism is calculated by taking the

TLS Online TPP Program

#Question id: 14801

#Section 5: Bioprocess Engineering and Process Biotechnology

In a chemostat operating under steady state, a bacterial culture can be grown at dilution rate higher than maximum rate by

TLS Online TPP Program

#Question id: 14802

#Section 5: Bioprocess Engineering and Process Biotechnology

Column I                                                                                  column II
A. Hydrophobic interaction chromatography (HIC)          1. gradient stepwise
B. Ion exchange chromatography                                       2. isocratic
C. Gel filtration chromatography                                         3. stepwise
D. Affinity chromatography                                                  4.  Gradient stepwise

A       B       C      D
1        2       3       4
3        1       2       4
1       4        2       3
1       3        4       2

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#Question id: 14803

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

The percentage SIMILARITIES and IDENTITIES, respectively, between the two peptide sequences given below will be ______% and _____%.

Peptide I :
Ala-Ala-Arg-Arg-Gln-Trp-Leu-Thr-Phe-Thr-Lys-Ile-Met-Ser-Glu

Peptide II:
Ala-Ala-Arg-Glu-Gln-Tyr-Ile-Ser-Phe-Thr-Lys-Ile-Met-Arg-Asp

TLS Online TPP Program

#Question id: 14804

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

Calculate the percentage sequence identity for the pairwise alignment given below: 
                       H E L L O _
                       Y E L L O W