AP BIOLOGY

Detailed explanation-1: -Natural selection, also known as “survival of the fittest, ” is the more prolific reproduction of individuals with favorable traits that survive environmental change because of those traits. This leads to evolutionary change, the trait becoming predominant within a population.

Detailed explanation-2: -In the first four editions of On the Origin of Species, Darwin had used the phrase “natural selection". In Chapter 4 of the 5th edition of The Origin published in 1869, Darwin implies again the synonym: “Natural Selection, or the Survival of the Fittest".

Detailed explanation-3: -An adaptation is any heritable trait that helps an organism, such as a plant or animal, survive and reproduce in its environment.

Detailed explanation-4: -"Survival of the fittest” is a popular term that refers to the process of natural selection, a mechanism that drives evolutionary change. Natural selection works by giving individuals who are better adapted to a given set of environmental conditions an advantage over those that are not as well adapted.

Detailed explanation-5: -Natural selection is a process where organisms with beneficial and advantageous traits survive better than others. As generations pass, the species will have many organisms that have that advantageous trait.