TLS Online TPP Program

#Question id: 2503


Which of the following is true about intermediate filaments?

#Section 3: Genetics, Cellular and Molecular Biology
  1. They are named based on their location in cells between actin microfilaments and microtubules.

  2. All cells express the same class II cytoplasmic intermediate filament proteins.

  3. Staggered, antiparallel tetramers give intermediate filaments strength.

  4. Acidic and basic keratins provide dynamic paths on which organelles may travel.

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TLS Online TPP Program

#Question id: 14415

#Section 2: General Biology

Which of the following physical sterilization processes can denature proteins?
1. Boiling
2. Autoclaving
3. Pasteurization
4. Refrigeration
5. Ionizing
Choose the incorrect combination.

TLS Online TPP Program

#Question id: 14416

#Section 2: General Biology

Bacteriostatic and Bactericidal functions can be achieved by

TLS Online TPP Program

#Question id: 14417

#Section 5: Bioprocess Engineering and Process Biotechnology

Which size is suitable for following, match the following?

ProductsFilter Pore Diameter (nm)
I. Yeast and fungip. 0.6–1.2
II. Bacteriaq. 0.4–0.8
III. Antibioticsr. 300–103
IV. Organic acids. 103104

TLS Online TPP Program

#Question id: 14418

#Section 5: Bioprocess Engineering and Process Biotechnology

It is required to provide a 20-m^3 fermenter with air at a rate of 10 m^3 min ^-I for a fermentation lasting 100 hours. From an investigation of the filter material to be used, the optimum linear air velocity was shown to be 0.15 m sec^-I, at which the value of K was 1.535 cm^-I. calculate The dimensions (radius and depth) of the filter? The air in the fermentation plant contained approximately 200 micro-organisms m^-3. The acceptable degree of contamination is one in a thousand.
______________

TLS Online TPP Program

#Question id: 14419

#Section 5: Bioprocess Engineering and Process Biotechnology

 The equation for Del factor is  

TLS Online TPP Program

#Question id: 14420

#Section 1: Engineering Mathematics

Solve the following system of equations x — y + z = 4, x — 2y + 2z = 9 and 2x + y + 3z = 1.