jf743 jf743
  • 19-12-2016
  • Biology
contestada

I really need help on this.thanks.19 and 20 is the ones to.

I really need help on thisthanks19 and 20 is the ones to class=

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barrcouchzyx
barrcouchzyx barrcouchzyx
  • 19-12-2016
the answers are 19.) 1 and 20.) 3
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