What is the function of the respiratory system? o elimination of wastes
O transport of blood
O nutritional support
o transfer of gases

***ANSWER ON EDGE: TRANSFER GASES***

which drscribes the most direct function of the nostrils?

*** ANSWER ON EDGE: permits air to enter the body ***

The phlogiston theory in the 17th century attempted to explain burning. the theory stated that combustable objects contained a material called phlogiston, a substance without mass, color, odor, etc. after objects burned, the objects were dephlogistonated and were then in their true form. the phlogiston theory was accepted until the 18th century, when lavoisier proved that combustion requires a gas that has mass. phlogiston is considered a) to be scientific knowledge b) not to be scientific knowledge c) to be proven by scientific method d) to be accepted in the modern scientific community

Acell goes through cellular respiration and produces atp which it then uses to move a molecule across the cell membrane. how does the energy in the original glucose molecule change during this process? (2 points)

Isotopes of the same element have differ in their