国語科教育法 教材研究の一方法 教材構造図の作成を通して

Japanese quail eggs were injected with estradiol benzoate (EB) after 10, 11, 12, 13, or 14 days of incubation, or were injected on day 10 with one of six dosages of EB or seven dosages of testosterone propionate (TP). EB injected on day 10 of 11 demasculinized the males; as adults they were incapabl... View More