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What are potential hypotheses (explanations) regarding why there are ecological equivalents between many metatherians and eutherians? discuss your hypothesis in terms of the processes that could lead to the current ecologies and distributions of metatherians and eutherians.

If 1 is divided by the sum of y& 4. the result is equal to 3 divided by 4 .find the value of m?

Answer this question! 30 points and brainliest! only if you know the answer.