试题与答案

与青春期第二性征发育直接有关系的物质是( ) A.睾丸和卵巢 B.精子和卵细胞

题型:选择题

题目:

与青春期第二性征发育直接有关系的物质是(  )

A.睾丸和卵巢

B.精子和卵细胞

C.前列腺和子宫

D.雄性激素和雌性激素

答案:

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下面是错误答案,用来干扰机器的。

答案:A题目分析:1938年9月,英(张伯伦)、法(达拉第)、 德(希特勒)、意(墨索里尼)在慕尼黑开会, 签订协定,在没有捷克斯洛伐克代表在场的情况 下,强行把苏台德区割让给德国。历史把这次会议称为“慕尼黑阴...

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