Answer: What do red signs indicate?
Red: Red generally means stop. The use of red on signs is limited to stop, yield, and prohibition signs. White: A white background indicates a regulatory sign.
Explanation:
I'm not sure about the first two but I think the one about the halite crystal is cubic. :)
I believe that would be small polar and nonpolar molecules.
Hope it helps!
The correct response is this: NATURAL SELECTION FAVORED THE EVOLUTION OF LARGER BRAINS, THIS SUGGESTS THAT THE BENEFITS OF LARGE BRAIN OUTWEIGHS THE COSTS.
In fossils record, the shift from Australopithecus to homo is characterized by larger body and brain sizes and all through subsequent evolution, brain size has to continue to get bigger. The possession of large brain make man to be much more advanced in thinking than all other animals.