The name of the enzyme RNA polymerase
Distributed through time or
along the line
Answer:
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Leukemia can be treated using human stem cells to attack and destroy cancer cells.
The reason both of these are valid scientific hypotheses is because A) scientists with different educational backgrounds may put forth different hypotheses to explain the same data.
This approach in science is vital in making progress and has helped to explain many phenomena in the past. When scientists explain data using different approaches, they come to a more comprehensive conclusion.
