A 19th-century theory that held that society and groups of people are
subject to the same laws of natural
selection as animals and plants. It was
used to justify racism and colonialism
through its belief in racial superiority.

What group has historically made up the largest portion of immigrants in mexico?

Impressions of tropical swamp plants were observed on rocks in polar regions. the impressions were dark black imprints, which means the fossils are examples of ( 1 ) the fossils tell us that polar regions ( 2 ) ( 1 ) a. carbonization b. mineralization c. trace fossils ( 2 ) a. had tropical plants that can grow in ice b. might have had a diffierent climate in the past c. will have abundent vegitation

What structure on the south african coast has a range of 63 km and releases flashes every 30 seconds?