Which organ is part of the digestive system?

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.

Two critical interventions to turn around the opioid crises are:

What is a group of organisms that are closely related and share similar characteristics