在进行人工淡水鱼养殖过程中,为了促进雌鱼排卵,多产鱼苗提高产

在进行人工淡水鱼养殖过程中,为了促进雌鱼排卵,多产鱼苗提高产量,可以将同种性成熟鱼的垂体提取液注射到雌鱼体内。这主要是因为提取液中含有垂体细胞合成的(   )

A.甲状腺激素                      B.蜕皮激素     

C.胰岛素                          D.促性腺激素

答案

D


解析:

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