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#Question id: 8922


Which statement is most consistent with the hypothesis that the Cambrian explosion was caused by the rise of predator-prey relationships?

#XL - R Botany
  1. increased incidence of worm burrows in the fossil record
  2. increased incidence of hard parts in the fossil record
  3. increased incidence of organic material in the fossil record
  4. increased incidence of fern galls in the fossil record

Answer:- Option(s): 2


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#Question id: 5840

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The sequence of proteins used in bacterial recombination is

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How are the BRCA proteins and their genes implicated in breast cancer?

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#Question id: 5842

#XL - T Zoology

 In homologous recombination in E. coli, the protein that moves along a double-stranded DNA, unwinding the strands ahead of it and degrading them, is:

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#Question id: 5843

#XL - T Zoology

 In homologous recombination in E. coli, the protein that assembles into long, helical filaments that coat a region of DNA is:

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#Question id: 5844

#XL - T Zoology

In homologous genetic recombination, RecA protein is involved in:

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#Question id: 5845

#XL - T Zoology

Which of the following statements is false?  In vitro, the strand-exchange reaction:

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