A2-month-old boy is admitted to the emergency room with severe diarrhea. intravenous fluid is prescribed for him. before adding potassium to this solution, which assessment would you record?

in 1859, charles darwin set out his theory of evolution by natural selection as an explanation for adaptation and speciation. he defined natural selection as the "principle by which each slight variation [of a trait], if useful, is preserved".

. the sierra madre fault zone of southern california

. the san andreas fault california