Which of the following diagnostic features is indicative of an inversion having occurred?
A)formation of chromosomal "loop" structures in meiosis I
B)reduced fertility
C)pseudodominance
D)formation of chromosomal loops during meiosis and reduced fertility
E)reduced fertility and pseudodominance

Question

Quizplus · Accepted Answer

The formation of chromosomal loops during meiosis and reduced fertility are both diagnostic features of an inversion having occurred. However, pseudodominance can also occur with other types of chromosomal abnormalities, so it is not solely indicative of an inversion.

Which of the Following Diagnostic Features Is Indicative of an Inversion