What component of sunlight causes most skin damage?
A. infrared radiation
B. ultraviolet radiation
C. electromagnetic radiation generated by sunspots
D. ozone in the upper atmosphere
E. gamma radiation
B. ultraviolet radiation
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The most common isotype(s) for macroglobulinemia is(are)
a. IgA b. IgM c. IgG, IgA, and IgM d. IgG and IgA
The general term ________ refers to a cancer originating from epithelial tissue; 80 to 90 percent of all cancers originate in epithelial tissues.
Fill in the blank(s) with the appropriate word(s).
Which of the following is true?
A. Interpretive history evaluates the evidence and attempts to explain the how and the why of events that happened in the past. B. Unlike descriptive history, interpretative history does not limit itself to "just the facts" but actually interprets history. C. What makes interpretative history different from descriptive history is that an interpretative history introduces the narrator's or researcher's perspective-his/her interpretation perspective about not only "what happened" but "why it happened." D. All of the answers are correct.
There is limited evidence associating teen pregnancy with poor academic outcomes.
Answer the following statement true (T) or false (F)