Which of the following is one of the main rivers in southeast asia?
a. yangtze
b. mekong
c. ganges
d. yellow

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 of the following regions has what is considered the most rugged terrain in oklahoma? a. the wichita mountains b. the arbuckle mountains c. the sandstone hills d. the ouachita mountains

At a continent-continent convergence,