题目

Seeking a suitable university for you? The University of Waikato is the right one. It is internationally recognized for its excellence and achievements. It will help you develop advanced research skills. As a university student you can get first-class research facilities with trained teachers to help, support and advise you in your study. We pride ourselves on our high standards, our research success and our international recognition. For further information: inf@waikato. ac. nz ●Degree We offer a wide choice of bachelor’s degrees for international students, which includes: Arts Comm 一匹雄性黑马与若干匹枣红马交配后，共生出10匹枣红马和4匹黑马。下列叙述中最可能的是 ①雄性黑马是杂合子 ②黑色是隐性性状 ③雄性黑马是纯合子 ④枣红色是隐性性状 [　　] A． ①和② B． ①和④ C． ②和③ D． ①和③