TLS Online TPP Program

#Question id: 710


Which is the correct explanation for the effect of the pH changes on the conformations of poly(Glu) and poly(Lys)

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. repulsion maximised at pH 1 and pH 12 for Lys and Glu

  2. repulsion maximised at pH 1 and pH 12 for Glu and Lys

  3. No repulsion at pH 1 and pH 12 for Lys and Glu

  4. repulsion minimised at pH 1 and pH 12 for Lys and Glu

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TLS Online TPP Program

#Question id: 24162

#General Aptitude

Black-and-white camera film, in the old days of film photography, was very sensitive to blue light but not to red light. Blue skies would often show very little detail, because the film couldn’t record all that it was seeing. To compensate, photographers would put a red filter on the lens, darkening the sky enough that the film could record its fluffy clouds.

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TLS Online TPP Program

#Question id: 24161

#General Aptitude

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TLS Online TPP Program

#Question id: 24160

#General Aptitude

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TLS Online TPP Program

#Question id: 24159

#General Aptitude

There are no effective boundaries when it comes to pollutants. Studies have shown that toxic insecticides that have been banned in many countries are riding the wind from countries where they remain legal. Compounds such as DDT and toxaphene have been found in remote places like the Yukon and other Arctic regions.

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TLS Online TPP Program

#Question id: 24158

#General Aptitude

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TLS Online TPP Program

#Question id: 24157

#General Aptitude

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