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TLS Online TPP Program

#Question id: 3858

The 5' methyl guanosine caps added during RNA chain elongation performs what function?

1. prevents degradation by nucleases 

2. are recognized by protein factors

3. are used to identify the type of RNA

#Section 3: Genetics, Cellular and Molecular Biology

  1. 1

  2. 2

  3. 3

  4. Both 1 and 2

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TLS Online TPP Program

#Question id: 14411

#Section 2: General Biology

Which of the following does not kill endospores?
TLS Online TPP Program

#Question id: 12911

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

Match the following:
A. DNA polymerases              i. Alkaline phosphatase        a.RNA-dependent DNA polymerase, used in cDNA synthesis
B. Reverse transcriptase        ii. T4 DNA ligase                    b. Thermostable DNA polymerase used in PCR
C. Ligases                                 iii.  AMV-RT                            c. Removes 5′-phosphates from DNA and RNA
D. Phosphatases                     iv. Taq DNA pol                      d. Links 5′-phosphate and 3′-hydroxyl ends via phosphodiester bond
TLS Online TPP Program

#Question id: 14373

#Section 2: General Biology

How bacterial cell can respire more as compared to multicellular organism?
TLS Online TPP Program

#Question id: 14270

#Section 5: Bioprocess Engineering and Process Biotechnology

Consider a well-mixed waste treatment system for a small-scale system. The system is operated with a reactor of 1000 l and flow rate of 100 l/h. The separator concentrates biomass by a factor of 2. The recycle ratio is 0.7. The kinetic parameters are µm = 0.5 h-1 , Ks = 0.2 g/l, Y M X/S = 0.5 g/g, and kd = 0.05 h-1 . What is the exit substrate concentration?     

TLS Online TPP Program

#Question id: 20265

#Section 4: Fundamentals of Biological Engineering

Which of the following is not an example of disaccharide?