The endocrine system: A. releases hormones into your bloodstream
B. carries messages up your spinal cord
C. slows your body down when needed
D. speeds your body up when needed

"i really need this answered quickly ! " how can investing in the stock market consumers reach their savings and spending goals?

24-karat gold is considered to be pure gold. 18-karat gold is considered to be about 75% gold. what is 18-karat gold considered a mixture rather than a pure substance? a) it has a variable composition of other elements and minerals. b) its color is different than pure gold. c) the gold atoms are not arranged in a repeating pattern. d) it can be melted and transformed into a different substance.

Using the factors of production to make one product always means that o .) a company may experience a shortage of materials o . )a nation can make more money o. ) it is possible to make too many of that product o. ) fewer resources are left to make something else