Bill recorded his food intake for a week and then used a computerized dietary analysis program to analyze his diet record. According to the results of the analysis, his average fat intake was % of total calories each day, which is within the Acceptable Macronutrient Distribution Range.

Molecular models of two different substances are shown below. in the molecule on the left, the oxygen atom pulls on electrons more strongly than the hydrogen atoms. in the molecule on the right, the two oxygen atoms pull on the shared electrons with the same strength. water molecule, h,o oxygen molecule, oz when the two substances are put in the same container, they do not attract each other. why does this happen? a. they both contain oxygen. b. one is polar and one is nonpolar. c . they are both polar. d. they contain different elements.

Which two criteria must be met before scientist can use radiocarbon dating? explain your answer

What factors contribute to the effect an environmental toxin has on the human body?