皮皮学，免费搜题
登录
搜题
【判断题】
花发育的 ABC 模型中, B 类和 C 类基因共同控制雄蕊发育。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】" I was fresh out of graduate school". Does this mean that the author has just graduated from a university? What kind of educational background must people have to qualify as college teachers?
【单选题】视网膜中央凹的视敏度最高的原因是()
A.
视杆细胞多而集中,呈单线联系
B.
视杆细胞多而集中,呈聚合式联系
C.
视锥细胞多而直径最小,呈单线联系
D.
视锥细胞多而直径最小,呈聚合式联系
E.
视锥细胞多而直径大,呈单线联系
【单选题】Because ________ unemployment is very high at present, it’s not easy for a fresh graduate to find ________ satisfying job as he wishes.
A.
the; /
B.
an; a
C.
/; a
D.
an; the
【简答题】Paula and Rory have fives kids, three dogs, and a rabbit. When the house is very noisy, Megan, one of the children, is quietly inventing. A year ago, the 10-year-old had to design an anti-smoking post...
【单选题】视网膜中央凹的视敏度最高,原因是:
A.
视杆细胞多而集中，单线联系
B.
视杆细胞多而集中，聚合联系
C.
视锥细胞多而直径最小，单线联系
D.
视锥细胞多面直径最小，聚合联系
E.
视锥细胞多而直径最大，单线联系
【单选题】视网膜中央凹的视敏度最高的原因是( )
A.
视杆细胞多而集中,呈单线联系
B.
视杆细胞多而集中,呈聚合式联系
C.
视锥细胞少,呈单线联系
D.
视锥细胞多,呈聚合式联系
E.
视锥细胞多,呈单线联系
【单选题】What is U.S. President Bush doing when the protest is on?
A.
Meeting protesters.
B.
Visiting Iraq.
C.
Taking a holiday.
D.
Working in the White House.
相关题目：