TLS Online TPP Program

#Question id: 11452


A given photon of light may trigger an action potential with thousands of times more energy because the signal strength is amplified by ________.

#Part-B Specialized Branches in Biotechnology
  1. the receptor
  2. ion channels
  3. a signal transduction pathway
  4. triggering several receptors at once
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TLS Online TPP Program

#Question id: 14272

#Part-B Specialized Branches in Biotechnology

Penicillin is produced by P. chrysogenum in a fed-batch culture with the intermittent addition of glucose solution to the culture medium. The initial culture volume at quasi-steady state is V0 = 500 l, and glucose-containing nutrient solution is added with a flow rate of F = 50 l/h. Glucose concentration in the feed solution and initial cell concentration are S0 = 300 g/l and X0 = 20 g/l, respectively. The kinetic and yield coefficients of the organism are mm = 0.2 h-1 , KS = 0.5 g/l, and YX/S = 0.3 g dw/g glucose. If qP = 0.05 g product/g cells h and P0 = 0.1 g/l, determine the product concentration in the vessel at t = 10 h

TLS Online TPP Program

#Question id: 2264

#Part-A Aptitude & General Biotechnology

Plants differ from animals in that plants have

TLS Online TPP Program

#Question id: 11292

#Part-B Specialized Branches in Biotechnology

In an pond ecosystem the _____ is always greater than the _____ .

(a) number of primary producers . . . number of secondary consumers

(b) biomass of secondary consumers . . . biomass of primary consumer

(c) assimilation efficiency of primary consumers . . . assimilation efficiency of secondary consumers

(d) biomass of primary producers . . . biomass of primary consumers

TLS Online TPP Program

#Question id: 11934

#Part-A Aptitude & General Biotechnology

Which of the following represents the basis for transduction of a sensory stimulus into nerve impulses?

TLS Online TPP Program

#Question id: 3676

#Part-A Aptitude & General Biotechnology

Which function can be carried out by DNA replication proteins?