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Question 1 of 10
If you're enduring arthroscopic knee surgery, or endoscopic surgery, as it's sometimes called, what is happening to you?
Question 2 of 10
Where would you find enamel, the hardest substance in your body?
Question 3 of 10
What substance, found in food, helps move wastes through the body?
Question 4 of 10
What object's gnomon ceases to work at night?
Question 5 of 10
Which of these is not a learned trait?
Question 6 of 10
A silverfish ain't no fish. What is it?
Question 7 of 10
As people wearing watches may know, Jacques and Pierre Curie discovered that what mineral has a property called piezoelectricity?
Question 8 of 10
Where in the body are there two chambers called the left and right atrium?
Question 9 of 10
The way to tell the African and Indian versions of this animal is that the latter has two horns instead of one. What is it?
Question 10 of 10
The melancortin 1 receptor, or MC1R, is found on the 16th of the 23 human chromosome pairs. Called the ginger gene, what does it give you?
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