Answer:
Darwin's theory caused a lot of controversy and his ideas were only gradually accepted. Some people do not believe them today. Some of the reasons for this include:
Darwin’s theory conflicted with religious views that God had made all the animals and plants on Earth Darwin did not have enough evidence at the time to convince many scientists.
It was 50 years after Darwin’s theory was published that the way that inheritance and variation worked was discovered the genes that allow these individuals to be successful are passed to their offspring .
