A triploid nucleus will have difficulty undergoing meiosis because
A) the DNA cannot replicate.
B) not all of the chromosomes can form homologous pairs.
C) the sister chromatids cannot separate.
D) cytokinesis cannot occur.
E) a cell plate cannot form.

Question

Quizplus · Accepted Answer

In meiosis, homologous chromosomes pair up and undergo crossing over, which is only possible if an individual has two sets of chromosomes. A triploid nucleus has three sets of chromosomes, meaning that not all of the chromosomes can form homologous pairs, which would make meiosis difficult.

A Triploid Nucleus Will Have Difficulty Undergoing Meiosis Because