The fact that resources are limited. Whichever organism utilizes the limited resources best will survive to create offspring.
What is the couses of smoking
Rain and water
pradushan
It is caused by rain and plants
the broken down rocks
The Earth's mass does.
can some one help these kids on couses
Gravity.
an earthquake is a result of plates colliding together
Do you have any english couses for non- enhlish speaker? If you do haveit,how much for it and how long it will be? thank you so much
examine the couses of industrial fairlure
Any increase in Labor, Capital, or Technology