6. a method of speciation would include all of the following except
a. physical barriers dividing a population
b. individuals being attracted to different mating behaviors
c. mating at different times of the year or day
d. extinction after a large environmental change

answer: grassland biomes are closer to the equator and receive more rain.

grasslands are biomes that are dominated by grasses rather shrubs and trees. savanna are biomes that exhibit grasses, shrubs and small tree as vegetation. grasslands are located near the equator of the earth. these are found in north america. savanna biomes are found in africa, south america, australia and india. grassland exhibit moderate climatic conditions, it receives   amount of rainfall higher than savanna.   therefore, savanna exhibit dry and hot climatic conditions.

burning fossil fouls really decrease the carbon in the atmosphere so b