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#Question id: 5030


There is evidence that ray-finned fishes originally evolved

#SCPH06 I Botany
  1. in response to a crisis that wiped out the chondrichthyans.

  2. directly from lampreys and hagfish.

  3. in freshwater environments.

  4. directly from cephalochordates.


Answer:- Option(s): 3


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#Question id: 18651

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Which of the following factors does not influence electrophoretic mobility?

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#Question id: 18652

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The polymerization of the gel used in PAGE occurs between polyacrylamide and

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