What observation of extrasolar planetary systems provides strong confirmation of the condensation theory?
What will be an ideal response?
Question 2
Which observation(s) and/or experiment(s) demonstrate ways that the chemical building blocks of life (amino acids and DNA bases) could have originated on the early Earth?
A) Amino acids and DNA bases form from simple chemical reactions in experiments simulating the early Earth atmosphere.
B) These complex molecules have been found within meteorites.
C) Experiments have shown that naturally occurring clays can catalyze the formation of RNA strands.
D) All of the above
The internal organization of cells, tissues, organs, and organ systems in a mammal.
The experimental system that permits observation of rotation in the F1 component of F1F0 ATP synthas
Ecosystems are systems of interacting biotic and abiotic components
Naturalistic Observation
Development of the Reproductive Systems
A comparison of political systems