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Your search for "I" returned 10,893 results

How does your body know the difference between dominant and recessive genes?

science.howstuffworks.com/life/genetic/question669.htm

Ever since I took biology in high school I have wondered -- why do humans (and plants and animals) have two of every gene, and why is one "dominant" and the other "recessive"? How does my body know which one is dominant? How does it pick between the

How do you replace a seal under a toilet?

home.howstuffworks.com/home-improvement/plumbing/question504.htm

A friend told me that the bad smell coming from my toilet indicates that the seal under the toilet is broken and needs to be replaced. He also said that I could probably do the job myself. I'd like to try. So how do you replace the seal underneath the toilet?

What does it mean when a hard disk has a head crash?

computer.howstuffworks.com/question60.htm

I was using my computer the other day and it suddenly started to make a high-pitched squealing sound and then stopped working. When I took it in for repair, the service guy said that my hard disk had had a "head crash" and died, taking all of my data with it. What happened?

Snoopy and Shaun the Sheep Are Set for the Moon

science.howstuffworks.com/snoopy-artemis.htm

The two passengers might not be human, but they have a job to do. They're manning Artemis I to be zero gravity indicators.

Why are boogers sticky?

health.howstuffworks.com/human-body/systems/nose-throat/question81.htm

My four-year-old asked, "Why are boogers sticky?" I really didn't know what to say...

Why do they add iodine to table salt?

recipes.howstuffworks.com/food-facts/question367.htm

Whenever I buy salt (or even get it in little packets at a restaurant), it says that it is "iodized". What is "iodized", and why?

How does a Crookes' radiometer work?

science.howstuffworks.com/question239.htm

I once saw this device shaped like a light bulb. It had a vertical support inside it, and on that support there were four vanes with four diamonds on the end. One side of the diamond was black and the other was white. I did a little research and found out that it was called a Crookes' radiometer -- how does it work?

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