Examlex
When local environmental conditions change, background extinction can cause loss of species.
Evolutionary Course
The sequence of changes or developments in organisms or social entities over periods of time, driven by evolutionary mechanisms like natural selection.
Paleoanthropologists
Scientists who study human evolution by examining fossils and other evidence from the distant past.
Human Culture
The complex whole of beliefs, practices, artifacts, and institutions that humans develop, share, and transmit across generations.
Million Years Ago
A term used in geology and paleontology to specify a point in time millions of years before the present.
Q9: There are _ limits to population growth
Q18: An environmentally sustainable society<br>A)protects natural capital<br>B)lives off
Q33: In his will, Bryson makes a gift
Q46: Approximately what portion of the Earth's atmosphere
Q55: Mena applies for a homeowners’ insurance policy
Q71: About _ of the world's human population
Q97: Dispersed cities<br>A)exist where land is plentiful<br>B)exist where
Q121: Organisms that break down bodies of dead
Q124: Which of the following biogeochemical cycles does
Q135: The capacity of water to store large