TLS Online TPP Program

#Question id: 1578


Function of TH2

#SCPH06 I Botany
  1. maintenance of the humoral  response

  2. eliminate self antigen

  3. activate complement system

  4. activate APCs

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TLS Online TPP Program

#Question id: 11980

#SCPH28 | Zoology

 A female cat in heat urinates more often and in many places. Male cats congregate near the urine deposits and fight with each other. Which of the following is a proximate cause of this behaviour of increased urination?

TLS Online TPP Program

#Question id: 14162

#SCPH05 I Biotechnology

A continuous process is set up for treatment of wastewater. Each day, 105 kg cellulose and 103 kg bacteria enter in the feed stream, while 104 kg cellulose and 1.5 x 104 kg bacteria leave in the effluent. The rate of cellulose digestion by the bacteria is 7 x 104 kg d-1. The rate of bacterial growth is 2 x 104 kg d-1 ; the rate of cell death by lysis is 5 x 102 kg d-1. Write balances for cellulose and bacteria in the system.

TLS Online TPP Program

#Question id: 1730

#SCPH01 Biochemistry

What is the T-cell ligand binding B7 on a professional antigen-presenting cell?

TLS Online TPP Program

#Question id: 554

#SCPH06 I Botany

The Lineweaver-Burk plot is used to:

TLS Online TPP Program

#Question id: 13076

#SCPH06 I Botany

Restriction fragment length polymorphism denotes that a single restriction enzyme produces fragments of different lengths from the same stretch of genomic DNA of different strains of a species or from different related species. RFLPs are detected as follows:

i.  Large molecular weight genomic DNA is isolated from several strains or related species;

ii.  The fragments in these digests are separated through electrophoresis

iii.  These 'DNAs are then digested with a selected restriction enzyme

iv.  Exposed to a suitably radio-labelled appropriate DNA probe under conditions favouring DNA: DNA hybridization

v.  The resulting gel lanes are transferred and fixed to a suitable solid support and

vi.   The free probes are removed

vii.  The fragments to which the probe has hybridized are detected by filming them as distinct bands on a suitable photofilm through autoradiography.