Dr. Abdulmajeed F. Alrefaei is a researcher and academic specializing in genetic and molecular biology. He obtained his Ph.D. in Molecular Biology from University o f East Anglia-UK, , with a focus on genetic regulation, molecular diagnostics, and bioinformatics. Currently, he serves as a faculty member in the Department of Biology and the Genetic and Molecular Biology Central Laboratory (GMCL) at Jamoum University College, Umm Al-Qura University, Makkah, Saudi Arabia. His research interests include genomic medicine, molecular genetics, biotechnology, and functional genomics, with an emphasis on genetic markers, bioinformatics applications, and epigenetic modifications in disease progression. Dr. Alrefaei has contributed significantly to molecular diagnostics, genetic engineering, and transcriptomic analysis, publishing numerous peer-reviewed articles in high-impact journals. He has held various academic and research positions and is an active member of several professional scientific societies. His current work explores the role of molecular pathways in disease mechanisms, genome editing technologies, and innovative therapeutic approaches in genetic disorders. ORCID ID: [0000-0003-0804-2339]. Institutional Email: afrefaei@uqu.edu.sa.