Biological evolution

Question 1

What are the fundamental principles of biological evolution

Answer 1

1. Random mutations are raw material for evolution
2. Mutations- neutral, detrimental, advantageous
   3.Populations, over a period of time become separated
3. Diverged populations evolve independently

Question 2

Darwin’s evolutionary biology

Answer 2

1. Organisms have descended(with modification) through a common ancestor
2. Main cause of modification is natural selection

Question 3

Components of Darwin’s theory of evolution

Answer 3

1. Population change
2. Gradualism
3. Evolution
   4.common descent
4. Natural selection