Literary devices are what structures authors or writers to convey a message in an article. They will do this by using certain words or phrases in the article.
Genetic variation refers to diversity in gene frequencies. Genetic variation can refer to differences between individuals or to differences between populations.Mutation is the ultimate source of genetic variation, but mechanisms such as sexual reproduction and genetic drift contribute to it as well.enetic variation refers to diversity in gene frequencies. Genetic variation can refer to differences between individuals or to differences between populations.
First a few definitions: variation: any differences between individual organisms. mutation: a random change in the organisms DNA. adaptation: an inherited characteristic that increases an organisms fitness. Adaptations occur because all species have variation in their traits (brought on by random mutations).