Survival of the fittest is simply a concept that explains that humans with a better chance of survival are those with genes which are required to survive.
Those who are considered to be fit are those who are born with certain genes that allow them to survive better than others in the environment.
When conditions turn for the worst such as if there is a reduction in food resources, those with genes that allow them to find food more efficiently will survive better because they were "fit."
Find out more on survival of the fittest at https://brainly.com/question/1744168.
