False. Miller and his partner, Urey, were never able to produce a single living cell in their experiment. He was only able to create very simple amino acids.
Rome<span> built on seven rolling hills Barrier to the north
Seas -barriers on other three sides
I HOPE THIS HELPS </span>
Answer:
here were two main reasons for the expansion of slavery—the cotton gin's invention in 1796 and the United States' westward expansion. The cotton gin allowed one slave to do the work of many since it removed seeds from cotton quicker than by hand
Explanation:
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Mechanical reaper 1834
Sewing machine 1830
Railroad 1830
Spinning Jenny 1770
revolutionise the process of cotton spinning
Cotton gin 1793 machine for cleaning cotton of seeds
Steam engine 1698. heat engine that performs mechanical work
Steel process 1856
Light bulb 1879
Radio waves 1895
Fixed wing planes 1799
Model t car assembly/line 1908
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