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Which of the following is an example of an environmental change the affected the evolution of life a. volcanic activity b. changes in climate c. mountain building d. all of the above

Which of the following occurs after a natural or unnatural disturbance in an ecosystem

No plagiarizing ! 6th grade work! easy and 100 compare the parts of a cell and the cell as a whole to another common nonliving system (i.e., a car, a city, describe the parts of a cell and their primary function.