AP BIOLOGY

Detailed explanation-1: -An adaptation is any heritable trait that helps an organism, such as a plant or animal, survive and reproduce in its environment.

Detailed explanation-2: -The ability of an individual to survive and reproduce in its specific environment is fitness. Darwin proposed that fitness is the result of adaptations. An adaptation is any inherited characteristic that increases an organism’s chance of survival.

Detailed explanation-3: -The survival of the fittest theory was put forward by Charles Darwin and he suggested that the organisms best adapted to the environment are more likely to survive and reproduce. Natural selection: It is a key feature of evolution that was proposed by Charles Darwin.