適てき応おう度ど

noun

fitness

Biological term referring to an organism's ability to survive and reproduce in its environment.

• 自し然ぜん選せん択たくでは、適てき応おう度どの高たかい個こ体たいがより多おおくの子し孫そんを残のこす。

  In natural selection, individuals with higher fitness leave more offspring.