Why can't scientists clone embryos for an unlimited supply of stem cells?

in the 1800s, locomotives powered by steam made transportation faster and cheaper. the resulting rapid growth of railroads led to the connection of the atlantic and pacific railroad in oklahoma city in 1897.

in the last years of the century, the improvement of steam-based engines the expansion and growth of railroads. this growth increased when the companies started to build and expand, such as the atlantic and pacific railroad, which connected new mexico with california, and missouri with oklahoma. many of these new networks were built in oklahoma, and these changes transportation henceforward.

that is probably something for you to answer

confederacy: supported slavery, believed states should be able to nullify federal laws, supported low tariffs

union: everything else

the correct answer is c. a piece or imprint of something that was once alive

hopefully that !