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#Question id: 4932


Which of the following is the best hypothesis regarding origins of nucleic acids?

#Section 2: Evolution
  1. DNA first

  2. RNA first

  3. DNA and RNA formed simultaneously

  4. Protein first


Answer:- Option(s): 2


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#Section 3: Mathematics and Quantitative Ecology

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#Question id: 10625

#Section 1: Ecology

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#Question id: 11242

#Section 2: Evolution

A disadvantage of sexual reproduction is

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#Question id: 12687

#General Aptitude

 If the diagonals of two squares are in the ratio of 2 : 5, their area will be in the ratio of

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