input question: What is the missing first step of the following process:  -  Add water into the tray - You insert the tray into a freezer - The water molecules begin to slow down - The water becomes ice - The ice cubes are ready.???
output answer: You take a tray

What is the missing first step of the following process:  -  The oxygen travels to the lungs through the windpipe - The air sacs in the lungs send the oxygen into the blood stream - The carbon dioxide in the blood stream is transferred to the air sacs - The lungs expel through the nose or mouth back into the environment.
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Answer: You breathe oxygen into your body through the nose or mouth

Q: What is the missing first step of the following process:  -  Falls onto the ground - The acid rain starts scouring rocks - Destroys vegetation - The lack of vegetation alters the surrounding environment.
A: Acid rain is produced by chemicals that reach into the atmosphere

Question: What is the missing first step of the following process:  -  Cells in the pancrease release glucagon - The liver in response turns the glucagon into glucose - And releases it into the blood - The blood sugar levels are restored.
Answer: The blood sugar drops in a body

[Q]: What is the missing first step of the following process:  -  Mix in milk, eggs, and melted butter - Mix until smooth - Heat a griddle or frying pan to medium high - Pour batter onto the griddle -
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[A]: Mix flour, baking powder, sugar, and salt into a bowl

Problem: Given the question: What is the missing first step of the following process:  -  The hypothalamus in the brain sends a message to the body - Sweat glands in the skin receive the message - The sweat glands start combining water and chemicals to make sweat - The sweat leaves the skin through pores.
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The answer is:

The body&#x27;s temperature increases over 98.6 degrees F