The graph demonstrates the quantitative variation for skin pigmentation. which conclusion is supported by the graph? a)more than half of the population has the central skin pigmentation. b)the lightest and the darkest skin pigmentations are equally possible. c)the central skin pigmentation makes up more of the population than the rest of the skin pigmentation groups combined. d)fewer people have skin pigmentation lighter than the central peak than people who have pigmentation darker than the central peak.

Answer : Option D) Fewer people have skin pigmentation lighter than the central peak than people who have pigmentation darker than the central peak.

Explanation : The quantitative variation which is shown for the skin is best explained by option D. Which shows that fewer people have got skin pigmentation which is lighter than the central peak in the graph, compared to the people who have darker pigmentation than the central peak.

answer; the tunica intima also called tunica interna, consists of elastic fibers,connective tissue and smooth muscle cells;

hydrogen is a compound or a single element and a element is a pure substence that cannot be separated into simpler subtances

clorine is a compound its a chemical substance that forms when two or more different elements combine

so both hydrogen and clorine are compounds