J, Teeter K. The magnitude of expression changes at both transitions is, however, similar for the fourth and the X and autosomes Table 2. Battle of the Xs. Second, expression-based assays may have limited power to detect MSCI in flies, for two technical reasons.
D, Maier V.
While MLE is present in testes and essential for male fertility, it does not localize to the X chromosome  — . H, Powell S. Support Center Support Center. The origin and function of the mammalian Y chromosome and Y-borne genes—An evolving understanding. The relation of recombination to mutational advance.
Bakloushinskaya I. The evolution of dominance.
Palmer, In prometaphase I, microtubules attach to the fused kinetochores of homologous chromosomes, and the homologous chromosomes are arranged at the midpoint of the cell in metaphase I. In animals, meiosis produces gametes directly.
This hypothesis is reinforced by the finding that in mouse and human females, AEs and CAs do not show the same location in some meiotic stages P rieto et al.
However, the localization of MLH1, which marks one or two sites of crossover recombination in normal meiosis Fig. Sloan Foundation www. Indeed, sex chromosomes rearrangements in heterozygous animals can limit or prohibit the progression of gametogenesis, form aneuploid gametes, and lead to a decrease in fertility [ 86 , , , ].