How did the mesosaurus fossil end up on two continents write 5-7 paragraphs

in 1803 the louisiana purchase took place, doubling the size of the country. by 1840 almost 7 million americans had migrated westward in hopes of securing land and being prosperous. the belief that settlers were destined to expand to the west is often referred to as manifest destiny.

explanation:

travels along an axon. this triggers a wave of electrical activity that passes from the cell body along the length of the axon to the synapse