What is the part of the Earth called that is in constant motion and is responsible for earthquakes and creating volcanoes?

Which statements correspond to cellular respiration? co2 diffuses passively into the cell. co2 diffuses passively out of the cell. co2 must be pumped out of the cell. o2 diffuses passively when produced inside the cell. o2 diffuses passively when converted to co2. o2 is pumped in and forces co2 out.

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

Which organ controls breathing? lungs alveoli heart diaphragm