10 define evolution ? State darwin's theory of evolution ?
Answers
Explanation:
gradual changes occurs after a long period of time is called evolution
Darwins theory :
darwin theory is depend on natural selection . fittest to live ,in darwin theory natural selection plays very important role by selecting those who fit to live
Answer:
The organizational and progressive development of living organisms is called evolution
Explanation:
Darwin s theory of natural selection : 1)charles darwin in his book of origin of species proposed the theory of natural selection
2) He gives an idea about survival of fittest i. e fit character will survive and unfit will die
3)The character which are modified for survival will survive and unfit will perish. there is always struggle for existance.
4)The selection of character is by nature so fit organisms reproduces in more numbers and new species came into existence