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試卷名稱：95年 - 95 國立中山大學_碩士班招生考試試題_生科系碩士班：普通生物學#127812
年份：95年
科目：研究所、轉學考(插大)-普通生物學
18. Prolactin stimulates mammary gland growth and development in mammals and regulates salt and water balance in freshwater fish. Many scientists think that this wide range of functions indicates which of the following?
(A) Prolactin is a nonspecific hormone.
(B) Prolactin is an evolutionary conserved hormone.
(C) Prolactin has a unique mechanism for eliciting its effects.
(D) Prolactin interacts with many different receptor molecules.
(E) Prolactin is derived from two separate sources.
