How are atoms in molecules being rearranged into different molecules?

Depending on the organism the number of in a cell may change

What is the compliment dna strand to the following sequence: ttgactaggcta

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.