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#Question id: 19459


Phase-contrast microscopy depends on the refractive index of the region of specimen and generates image in which we see a pattern of 

#Part-A Aptitude & General Biotechnology
  1. Darkness
  2. Brightness
  3. Wavelength
  4. Darkness or brightness

Answer:- Option(s): 4


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#Question id: 3000

#Part-A Aptitude & General Biotechnology

Mycoplasmas are bacteria that lack cell walls. On the basis of this structural feature, whichstatement concerning mycoplasmas should be true?

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#Question id: 18683

#Part-A Aptitude & General Biotechnology

Eukaryotic mRNA can be separated by using 

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#Question id: 11126

#Part-B Specialized Branches in Biotechnology

Which of the following is characteristic of the events occurring at an excitatory synapse?

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#Question id: 11081

#Part-B Specialized Branches in Biotechnology

In which of the following conditions is alveolar Po2 increased and alveolar Pco2 decreased?

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#Question id: 11288

#Part-B Specialized Branches in Biotechnology

Below is a table showing the number of species and actual food web links observed in three different ecosystems. By calculating connectance as a measure of relative complexity of food webs, which of the following ecosystem are more complex? 


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