試題詳解

31.
(A) Haeckel, however, took the idea much further.
(B) The subsequent prints caused a sensation among scientists and the general public.
(C) Therefore, he stated, during the developmental stages, embryos take on forms that closely resemble the fully mature forms of more primitive species.
(D) German zoologist Ernst Haeckel joined the former group in 1866 by introducing the theory of recapitulation known as “the biogenetic law.”