Fitness (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.
Lowes garage doors installation costs range from as low as $199 to $599 depending on the size of the door and where the door is being installed. Obviously installing an oversize garage door will require more skill and time.
I did go look at doors at Lowes and they run about $500-700 then another $500 to installl but that is if you are putting a door where a door is. Not to tear out a window make the opening bigger and install a door. I have no idea if someone quoted me $3000 if that would be off base or not.