Evolution: Question 2 options: A) is often slower in stable habitats. B) is now known to be a rapid process; that is the only way to explain modern-day diversity. C) will lead to perfect species if enough time passes. D) is different than other scientific theories because it cannot lead to testable predictions.

The organelle pictured is found in cells of and is theorized to have once been an independent organism.

Some mining processes involve removal of large areas of earths surface in the mined region this practice causes severe environmental damage by allowing which natural process to accelerate in the affected areas? a.precipitation b.erosion c.migration d.condensation

Cpr, or cardiopulmonary resuscitation, is a first-aid technique to save lives. it involves compressions of the patient's chest cavity. which description is the best description of the functions of chest compressions in cpr? chest compressions are done to pump the heart. chest compressions are done to strengthen the rib bones. chest compressions increase carbon dioxide inhalation. chest compressions allow the patient's muscles to wake up.