PLEASE HELP ME EMERGENCY PLEASE HELP Which of the below best describes the function of the respiratory system?

To circulate nutrients and gases throughout the body.

To bring oxygen into the body and to remove carbon dioxide from the body.

To break down food to glucose molecules that the cells can use.

(This is 7th grade science)

Imagine a rocket launching from earth and travelling to the moon. in which order would the rocket pass through the layers of the atmosphere? thermosphere, mesosphere, stratosphere, troposphere troposphere, mesosphere, stratosphere, troposphere thermosphere, stratosphere, mesosphere, troposphere troposphere, stratosphere, mesosphere, thermosphere

Pl which diagram illustrates prophase?

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.