Female mammals that contain two types of cell lineages in which the paternal X chromosome is inactivated in some cells and the maternal X chromosome is inactivated in others are known as:
A) Genetic twins
B) Genetic mosaics
C) Genetic anomalies
D) None of these
E) All of these

Question

Quizplus · Accepted Answer

The term "genetic mosaic" refers to an individual that contains two or more types of cells with different genetic makeups, which can occur due to X chromosome inactivation or other genetic phenomena. A and C are incorrect because "genetic twins" and "genetic anomalies" are not commonly used terms in genetics, and D is incorrect because there is a correct answer choice. E is incorrect because not all of the choices are correct.

Female Mammals That Contain Two Types of Cell Lineages in Which