Microbiology The earliest identifiable cells of T-Cell lineage during maturation are A CD7+ Pro-T-Cells B CD4+ Pre-T-Cells C CD8+ Pro-T-Cells D CD8+ Pre-T-Cells 💡 Explanation The earliest identifiable cells of T-Cell lineage during maturation are ✓ Correct Answer: A. CD7+ Pro-T-Cells