The correct answer is climate. Many mass extinctions of life occurred due to major changes in climate. Climate change is as also known as global warming affects many things. It is causing the rising temperature of the Earth's surface due to human's abusive usage of things.
Answer:Natural selection is the process through which populations of living organisms adapt and change
Explanation: Individuals in a population are naturally variable, meaning that they are all different in some ways. This variation means that some individuals have traits better suited to the environment than others
HI the answer to the bproblem is Synthesis Reaction
To have feeling in your body
Some scientists believe it was due to a sudden meteor impacts and others believe it was a gradual build up of a couple things like volcanic activity, climate change and the meteor impact was the final blow for total destruction.