Humans have 46 while chimpanzees and gorillas have 48, demonstrating how dna is packaged differently. chromosomes regulatory genes homeobox genes defined nucleotide chains

Astudent conducts an experiment to determine how the amount of water given to a plant affects it growth what is the dependent variable for this experiment

Why does bubbling occur when vinegar mixed with baking soda

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.