If You Are Infected with the Cold Virus One Year

question 16

Essay

If you are infected with the cold virus one year, how come you can catch a cold again the next year if your immune system is working properly?

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Reading

The process of interpreting a sequence of symbols, letters, or words to understand the information conveyed by text.

TIMSS

The Trends in International Mathematics and Science Study, an international assessment of the mathematical and scientific knowledge of students around the globe.

Science And Math

Academic disciplines focused on understanding natural phenomena through observation, experimentation, and calculation.

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The accomplishment of a goal or the meeting of a set of standards through effort and skill.