Question

What does fitness mean when speaking in terms of evolution?.

Answer 1

It means the Survival Of The Fitness

Step-by-step explanation:

In order to evolve, species had to be in good shape and be able to survive their environment to keep their species line. If they weren't able to survive their environment they either became extinct or evolved or adapted to their environment for better living.

Answer 2

To an evolutionary biologist, fitness simply means reproductive success and reflects how well an organism is adapted to its environment.We call them 'fit' because of how successfull they reproduce, not how well they do at athletic events.

Step-by-step explanation: