what is fitness in biology quizlet
What is fitness in biology?
What does fitness mean in biology? Biological fitness is defined as an organism's ability to pass its genetic material to its offspring.
Species that are more 'fit' can pass on their genes and ensure their survival.Why is fitness a useful term for biologists?
To an evolutionary biologist, fitness simply means reproductive success and reflects how well an organism is adapted to its environment.
Biological fitness measures the reproductive success of an individual relative to others in the population.
Correct.
Biological fitness is a measure of reproductive success; the "relative" refers to the fact that natural selection emphasizes the individuals who reproduce more than other individuals.
What is biological fitness best described as?
Biological or Darwinian fitness is defined based on the specimen's ability to reproduce and generate viable offspring.
Essentially, the fitness of the individual is based on its ability to pass genetic information on to the next generation, as opposed to any physical characteristic or trait.
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