How does the nervous system affect the excretory system? A the kidneys are controlled by signals from the brain
B the excretory system removes waste from nerve cell
C action potentials remove waste from blood
D nerves connect the kidneys to the bladder

The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?

All vaccination should(n’t) be mandatory! 1.at least 5 sentences explaining 2.why? 3.in the end summarize the sentence

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.