Problem: Given the question: What is the missing first step of the following process: - The lungs remove oxygen from the air - Oxygen diffuses from alveoli in the lungs to the bloodstream - Hemoglobin in red blood cells attaches to the oxygen - Red blood cells carry oxygen all around the body - Oxygen diffuses into cells from capillaries.
++++++++++++++++++++++++++++++++
The answer is:
Air goes into the lungs

input question: What is the missing first step of the following process: - The star does not have enough mass to become a neutron star - The star goes through a change in its core and bonds helium to carbon and oxygen - The star becomes a red giant - A mass of carbon and oxygen builds up in the center of the star - The star sheds its outside layers and becomes a nebula - The star leaves behind the core which becomes a dwarf star.???
output answer: A star forms

What is the missing first step of the following process: - Waste enters the kidneys - A processing moment in the kidneys let waste and fluid pass - Prevents larger molecules to pass - Fluid goes back to the bloodstream - Bad waste is removed - The final product is turned into urine.
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Answer: Fluid

Q: What is the missing first step of the following process: - The aluminum is collected - Taken to a treatment plant - The aluminum is sorted and cleaned ready for reprocessing - The aluminum is re-melted - Turned into molten aluminum - The aluminum is made into large blocks called ingots - The ingots are sent to mills to be rolled out - The rolled out product is made into new aluminum products.
A: The consumer throws aluminum cans and foil into a recycle bin

Question: What is the missing first step of the following process: - These plants die - The soil gains organic material - The soil becomes more fertile - Larger plants are able to be supported - Trees eventually grow.
Answer: Grass and small plants grow in an area

Please answer this: What is the missing first step of the following process: - Diaphragm and other muscles expand to allow room for your lungs to fill - The air flows into the narrow bronchioles in the lungs - From the bronchioles to the alveoli - The oxygen enters into the bloodstream - Is switched with the carbon dioxide in the bloodstream - The carbon dioxide enters through the alveoli - Through the narrow bronchioles - Into the lungs - The carbon dioxide is exhaled out of the body.
++++++++
Answer:
You breathe in