2. are deep valleys with cliffs or steep slopes along their sides. canyons volcanoes ranges alluvial fans

How did the miller-urey experiment impact the way scientists think about the origins of life? use what you know about the miller-urey experiments to discuss the factors needed for life to arise, and speculate on whether life could arise on another planet.

White-tailed deer are considered to be an overpopulated species in the central united states. which of these events probably contributed the most to white-tailed deer exceeding their carrying capacity?

2. given that most biochemical (other than coal) rocks react with hydrochloric acid, what does that tell you about organisms?