Students in high school marine science class are learning about the scientific process. four students were asked to write a testable prediction about cold weather and oceans. their responses are shown in the chart.

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.

What is the function of the nucleus in the euglena cells you observed?

Does anyone know what the schooling version of sos mean? example