Two senses that detect changes in chemical concentration are
A. hearing and balance.
B. taste and smell.
C. touch and pressure.
D. sight and smell.
Answer: B
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You find a moldy orange in your produce bin in your kitchen cupboard. What characteristics of this
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If you are using number of competitors as a control variable and the local unemployment rate as a proxy for economic climate in a regression to estimate the effect of price on sales, all the following variables will show up in the regression except for:
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