Genetic variation describes the genotypic and phenotypic differences between individuals in a population, and between populations. This variation arises through genetic mutation and is important ...

Genetic inheritance controls the characteristics of all living things. Variation - AQA Variation in species can be generated by genetics. Mutations arise spontaneously and can sometimes lead to ...

Genetic variation within a population is measured ... both by the physical environment and by time. Consequently, the definition of populations can be refined to include groups of organisms ...