5.2 Respiration: How Substances Enter and Leave Cells
How does that spaghetti we eat end
up in the trillions of tiny cells in our
body?
Semi-Permeable:
Respiration:
Formula for Respiration:
Respiration
Eat Spaghetti
Breath in Air
Digestive Organs
Respiratory Organs
Food Molecules
Oxygen Molecules
Cell
Water Molecules
Carbon Dioxide