Continuity and Change D.4 Cell & Nuclear Division (id: 30185966d)

本题目来源于试卷: Continuity and Change D.4 Cell & Nuclear Division，类别为 IB生物学

[单选题]
The diagram below shows a cross between a male cat that xb(gus1v;im */sot adgj)- i.is homozygous for brb(.y3zen y)7djx:x pcown, long hair and a female cat that has blaczyn)3py.(7 :d e xxcbjk, short hair.


Which of the offspring has a recombinant genotype?

A.
B.
C.
D.


参考答案:  C


本题详细解析:

Bbll is a recombinant as it is a mixture of the parental genotypes. Choice C is correct.

Choices A and D are incorrect because they are the parental genotypes, not recombinants. Choice B is incorrect because it is impossible to have offspring with BB, as only one parent has a B in their genotype.

微信扫一扫，分享更方便