1 If you're under 16, it can helpful to bring along a parent or guardian for the initial interview with the people seeking babysitting. 2  This reassures the other parents that your own parents are invested in your success and that you mean business, and it also protects you.
Evolutionary biology. Fitness (often denoted w {\displaystyle w} or Ï in population genetics models) is the quantitative representation of natural and sexual selection within evolutionary biology. It can be defined either with respect to a genotype or to a phenotype in a given environment.
Cosmides and Tooby: Humans are adaptation executors rather than fitness maximizers (the central tenet of evolutionary psychology) The formation, performance, and transmission of culture cannot be understood in terms of selfish genes, or in terms of individuals maximizing their inclusive fitness