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Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

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Asthma cases in Americans are about 75% higher today than they were in 1980.

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Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

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Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

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The average adult has about 21 square feet of skin.

Refraction Through Uniform and Variable Thickness Glasses Refraction Through Uniform and Variable Thickness Glasses
Correct use a fire extinguisher Correct use a fire extinguisher
How lenses correct visual problems: (A) emmetropia; (B) myopia; (C) hyperopia; (D) corrected myopia; ... How lenses correct visual problems: (A) emmetropia; (B) myopia; (C) hyperopia; (D) corrected myopia; ...
Each of the eight injectors shown are producing a correct spray pattern for the applications. While ... Each of the eight injectors shown are producing a correct spray pattern for the applications. While ...
Tardigrade wasn't correct, nor was Gastrotricha. What on earth is this asking me. Tardigrade wasn't correct, nor was Gastrotricha. What on earth is this asking me.
A(n) _____ is a spur-of-the-moment question. Fill in the blank(s) with correct word A(n) _____ is a spur-of-the-moment question. Fill in the blank(s) with correct word
Video: Embryonic development - Weeks 5 to 8

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