Natural Selection Flashcards
1
Q
Define Natural Selection
A
It’s is the process of how evolution happens
2
Q
Describe how natural selection takes place.
A
1) Every population has variation due to random mutations
2) some variations make some individuals more likely to survive (survival of the fittest)
3) Selection Pressures create a struggle for survival.
4) the better adapted individuals have a selective advantage and are more likely to survive, reproduce and pass on beneficial alleles
5) Over many generations the proportion of individuals with the advantages allele increases and the species has evolved to adapt to its surroundings.