Fig. 1From: BMPR-1B, BMP-15 and GDF-9 genes structure and their relationship with litter size in six sheep breeds reared in EgyptNucleotide sequence comparison of amplified GDF-9 gene of tested sheep using MEGA 5.05 (1993–2011) and its site https://mega.software.informer.com/5.0. RXB Rahmani X Barki cross and SXA Awassi X Suffolk crossBack to article page