the current us government is an example of:

unitary system

representative democracy

confederate system

oligarchy

Needed fast 15 points the process of natural selection favors certain characteristics in organisms, while it selects against other characteristics. what would happen if there was zero variation between all of the organisms on earth? a.organisms would evolve to increase variety b.natural selection would operate faster c.less food would be available d.evolution through natural selection would not occur

Which characteristic regarding the americas often stood out the most for many europeans? > > summary 1 2 3 4 5 6 7 8 9 10send a message review: incorrect exit which characteristic regarding the americas often stood out the most for many europeans?

Iii-eneral sciencewhich of these is the best explanation of how a smooth round stone became smooth? a continuous freezing and thawingbvolcanic actioncit fell off the side of a cliffdit was in a stream for a long time.