在10000株的实生苗中,红花(AA)3600株、白花(aa)1600株、粉色花(Aa)4800株,则a的基因频率、Aa的基因型频率以及A的基因频率分别是 A: 60%,48%,60% B: 40%,48%,60% C: 48%,60%,32% D: 60%,48%,32%
在10000株的实生苗中,红花(AA)3600株、白花(aa)1600株、粉色花(Aa)4800株,则a的基因频率、Aa的基因型频率以及A的基因频率分别是 A: 60%,48%,60% B: 40%,48%,60% C: 48%,60%,32% D: 60%,48%,32%
以下程序的输出结果是:f = lambda x,y:x if x<;y else ya = f("aa","bb" )b == f("bb","aa" )print(a,b) A: aa aa B: aa bb C: bb aa D: bb bb
以下程序的输出结果是:f = lambda x,y:x if x<;y else ya = f("aa","bb" )b == f("bb","aa" )print(a,b) A: aa aa B: aa bb C: bb aa D: bb bb
在下面的群体中,哪个群体处于遗传平衡状态?( ) A: 25%AA: 50%Aa: 25%aa B: 10%AA:50%Aa: 40%aa C: 16%AA: 49%Aa: 35%aa D: 4%AA: 60%Aa: 36%aa
在下面的群体中,哪个群体处于遗传平衡状态?( ) A: 25%AA: 50%Aa: 25%aa B: 10%AA:50%Aa: 40%aa C: 16%AA: 49%Aa: 35%aa D: 4%AA: 60%Aa: 36%aa
由基因频率和基因型频率推测,以下哪个群体不属于平衡群体? A: AA(20%); Aa(60%); aa(20%) B: AA(81%); Aa(18%); aa(1%) C: AA(64%); Aa(32%); aa(4%) D: AA(49%); Aa(42%); aa(9%)
由基因频率和基因型频率推测,以下哪个群体不属于平衡群体? A: AA(20%); Aa(60%); aa(20%) B: AA(81%); Aa(18%); aa(1%) C: AA(64%); Aa(32%); aa(4%) D: AA(49%); Aa(42%); aa(9%)
由基因频率和基因型频率推测,以下哪个群体不属于平衡群体? A: AA(64%); Aa(32%); aa(4%) B: AA(49%); Aa(42%); aa(9%) C: AA(81%); Aa(18%); aa(1%) D: AA(20%); Aa(60%); aa(20%)
由基因频率和基因型频率推测,以下哪个群体不属于平衡群体? A: AA(64%); Aa(32%); aa(4%) B: AA(49%); Aa(42%); aa(9%) C: AA(81%); Aa(18%); aa(1%) D: AA(20%); Aa(60%); aa(20%)
Bitterness ______ the man who had made the world laugh. () A: fed on B: fed with C: fed up D: fed<br/>for
Bitterness ______ the man who had made the world laugh. () A: fed on B: fed with C: fed up D: fed<br/>for
在一个100人的群体中,AA为60%,Aa为20%,aa为20%,那么该群体中
在一个100人的群体中,AA为60%,Aa为20%,aa为20%,那么该群体中
一轮胎规格是215/60/R/15/89/H,其中60表示轮胎的扁平率
一轮胎规格是215/60/R/15/89/H,其中60表示轮胎的扁平率
(Table: Oil Output) Refer to the table. The equilibrium outcome is:()Iran National Oil (profit in millions)Restrict Oil OutputExpand Oil OutputIraq National Oil Restrict Oil Output$78, $78$60, $89(profit in millions)Expand Oil Output$89, $60$65, $65 A: $78,<br/>$78. B: $65,<br/>$65. C: $89,<br/>$60. D: $60,<br/>$89.
(Table: Oil Output) Refer to the table. The equilibrium outcome is:()Iran National Oil (profit in millions)Restrict Oil OutputExpand Oil OutputIraq National Oil Restrict Oil Output$78, $78$60, $89(profit in millions)Expand Oil Output$89, $60$65, $65 A: $78,<br/>$78. B: $65,<br/>$65. C: $89,<br/>$60. D: $60,<br/>$89.
下列群体可能属于遗传平衡群体的是 A: AA 0, Aa60%,aa40% B: AA 60%, Aa0, aa40% C: AA 36%,Aa48%,aa16% D: AA 64%, Aa20%,aa16%
下列群体可能属于遗传平衡群体的是 A: AA 0, Aa60%,aa40% B: AA 60%, Aa0, aa40% C: AA 36%,Aa48%,aa16% D: AA 64%, Aa20%,aa16%