Question
Biology Question on evolution
Fitness according to Darwin refers to
A
number of species in a community
B
useful variation in population
C
strength of an individual
D
reproductive fitness of an organism
Answer
reproductive fitness of an organism
Explanation
Solution
The fitness, according to Darwin, refers ultimately and only reproductive fitness. Hence, those who are better fit in an environment, have more progeny than others. These, therefore, will survive more and are selected by nature. He called it natural selection and implied it as a mechanism of evolution