input question: What is the final step of the following process: - Carbon dioxide enters the leaves through the stomates by diffusion - Water is transported to the leaves in the xylem - Energy harvested through light reaction is stored by forming ATP - Carbon dioxide and energy from ATP are used to create sugar - Oxygen exits the leaves through the stomata by diffusion???
output answer: The plant reuses the water or the water exits through the stomata as water vapor.

What is the final step of the following process: - A sperm and egg meet inside a woman's fallopian tube - The fertilized egg, now a zygote, travels to the uterus - The zygote implants in the uterus - The zygote becomes an embryo - The embryo becomes a fetus - The fetus grows for approximately 9 months - The woman gives birth to a baby - The baby grows into a child - The child becomes an adult
----
Answer: The adult mates with another adult

Q: What is the final step of the following process: - Humans are born as babies - Babies become infants - Infants become children - Children learn skills - Children become teenagers - Teenagers undergo puberty - Teenagers become adults - Adults have children - Adults become elderly
A: Elderly humans die.

Question: What is the final step of the following process: - Wind and water erode rocks - The wind and water pick up sediment that came off the rocks - Sediment is carried to an area by the wind, water, air, or ice - Sediment is deposited on the same spot many times - The sediment piles on top of other sediment for a long time - The sediment near the bottom is compressed by the weight of newer sediment
Answer: The sediment becomes sedimentary rock as it is pushed together by the heavy weight

[Q]: What is the final step of the following process: - Magma rises from deep in the earth - The magma goes into volcanos - The volcanos pressure the magma upwards - The pressure causes the magma to push through the surface of the volcano - The lava cools - The lava forms new rock - New magma is pressured to the surface of the volcano
****
[A]: The volcano bursts through the rock the formed after the last eruption.

Problem: Given the question: What is the final step of the following process: - Air is taken into the body via the nose or mouth - The air travels into the windpipe - The windpipe divides the air to the two lungs via the bronchial tubes - The lungs oxygenate the blood in the body - Carbon dioxide is filtered out by every cell in the body - The carbon dioxide is carried back to the lungs via the bloodstream
++++++++++++++++++++++++++++++++
The answer is:
The carbon dioxide is exhaled.