biology : several different classes make up a?

3 Answers

• b: phylum

  http://en.wikipedia.org/wiki/Scientific_classifica…

  Source(s): bp

  http://en.wikipedia.org/wiki/Scientific_classifica…

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  RE:

  biology : several different classes make up a?

  a: kingdom

  b: phylum

  c: family

  d: genus

• phylum!!