What change would most improve the usefulness of the graph?
replace the concentration descriptions with actual values.
plot contractions per second instead of contractions per minute
remove the plotted points and just keep the line
remove the name of the organism from the title
maksard retum
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answer; i believe that the correct answer is ; males are hemizygous for the x chromosome;

the answer is z.

the human body has five levels of organization. level 1: cells. cells are the basic units of life and form the first level of organization. cells in the human body have specific functions. examples include nerve cells, blood cells, liver cells, and so on.