Which company provides a crowdsourcing platform for corporate research and development?

In the image, layer a is the topmost layer. layer c contains fossils from the precambrian era. layer b contains dinosaur fossils, and layer a contains fossils of mammals. which two statements are supported by this evidence? 1. mammals lived before the precambrian era. 2. dinosaurs and mammals existed in the precambrian era. 3. dinosaurs evolved after precambrian organisms. 4. precambrian organisms evolved after dinosaurs. 5. precambrian organisms were the first life-forms to become fossilized, according to this sample.

What are spirit and opportunity designed to do?

In what type of gpa are honors, ap, ib and dual enrollment courses given additional points? a) cumulative gpa b) weighted gpa c) unweighted gpa d) semester gpa