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Organism were originally classified into two kingdoms. Over time the number of kingdoms has expanded to six. Most recently these kingdoms were grouped into three domains. These changes in the classification system are most likely due to



User Hellboy
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I think the answer is probably because of breeding meaning their could be a whole new species created because of breeding?
User Doptrois
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Answer:

hmmm the climate

Step-by-step explanation:

User Anuith
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