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#Question id: 19777


Which of the following gave the idea of a nucleus of the atom?

#XL - P Chemistry
  1. Oil drop experiment
  2. Davisson and Germer’s experiment
  3. alpha-ray scattering experiment
  4. Austen’s mass spectrogram experiment

Answer:- Option(s): 3


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#Question id: 11396

#XL - S Microbiology

Carl Woese and collaborators identified two major branches of prokaryotic evolution. What was the basis for dividing prokaryotes into two domains?

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#Question id: 11397

#XL - S Microbiology

Which statement about the domain Archaea is false?

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#Question id: 11397

#XL - T Zoology

Which statement about the domain Archaea is false?

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#Question id: 11398

#XL - S Microbiology

Assuming that each of these possesses a cell wall, which prokaryotes should be expected to be most strongly resistant to plasmolysis in hypertonic environments?

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#Question id: 11400

#XL - S Microbiology

What is the primary ecological role of prokaryotes?

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#Question id: 11400

#XL - T Zoology

What is the primary ecological role of prokaryotes?

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