Essay Samples on Natural Selection

Greater Sage-Grouses: Methods of Communication

Introduction This essay is going to evaluate methods of communication, explaining how optimal foraging and sexual selection behaviour is influenced in Greater Sage-Grouse (Centrocercus urophasianus) (IUCN Red List, 2016). Males have a grey crown and white around their neck whereas females have less white colouring…

Frequency Dependent Selection: Its Characteristics and Results

Selection is frequency-dependent when the fitness of a phenotype, genotype, or gene (or species) varies with its relative abundance in the population (or community) and hence can be detected only when measured at two or more frequencies. In “negative frequency-dependent selection,” fitness decreases with frequency…

Evolution Of The Stress Response

The concept of natural selection was first introduced by Charles Darwin and has had an immense impact in all aspects of biology. The idea is that genes that confer a fitness advantage increase in the population while ones that decrease fitness become less common. Natural…

Need writing help?

You can always rely on us no matter what type of paper you need

Order My Paper

*No hidden charges