例句與造句

1. It may take a good deal more, for if an allele a1 is replaced by a10, the population may pass through stages where the commonest genotype is a1a1, a2a2, a3a3, and so on, successively, the various alleles in turn giving maximal fitness in the existing environment and the residual environment.
2. It's difficult to find maximal fitness in a sentence. 用maximal fitness造句挺難的