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#Question id: 17210


which one of the following tools can reliably establish an evolutionary link between two proteins and align them even if they share very low degree of sequence similarity?

#SCPH05 I Biotechnology
  1. BLAST
  2. PSI-BLAST
  3. Clustal W
  4. FASTA  
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TLS Online TPP Program

#Question id: 15486

#SCPH06 I Botany

Why glutamic acid accumulation in cell is not a good idea for Corynebacterium

TLS Online TPP Program

#Question id: 2262

#I Life Science/ Life Sciences Group – I-V

Ribosomes are made up of ____ subunits.

TLS Online TPP Program

#Question id: 9172

#SCPH28 | Zoology

Two plant species live in the same biome but on different continents. Although the two species are not at all closely related, they may appear quite similar as a result of ________.

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#Question id: 4954

#SCPH06 I Botany

If natural selection in a particular environment favored genetic systems that permitted the production of daughter ʺcellsʺ that were genetically dissimilar from the mother ʺcells,ʺ then one should expect selection for

I. polynucleotide polymerase with low mismatch error rates.

II. polynucleotide polymerases without proofreading capability.

III. batteries of efficient polynucleotide repair enzymes.

IV. polynucleotide polymerases with proofreading capability.

V. polynucleotide polymerases with high mismatch error rates.

TLS Online TPP Program

#Question id: 15871

#SCPH05 I Biotechnology

Various sterilization techniques used in plant tissue culture work;

           Sterilization technique

 

          Materials sterilized

     A) Dry heat

i) Media, culture vessels, other glass plasticwarc, contaminated cultures

 

      B) Autoclaving

ii) Heat labile compounds like GA3, ABA, zeatin, urea,·enzymes, etc.

 

      C) Surface sterilization

iii) Empty glassware, instruments like scalpels, forceps, needles

 

     D) Liquid (membrane filter of 

       0.45 μm or smaller pore size)

iv) All plant materials to be cultured