Yo, listen up fam, let me educate ya, 'Bout the game of blood, straight from the creator. It's the ABO system, no time for debate, Determining what blood type you straight up relate. So back in the day Karl Landsteiner's thesis, Unveiled the secrets behind bloods uniqueness A, B, AB, or O, now you know Inherited traits ain’t no mystery to show (Verse 1) Yo, listen up, let me take you on a journey Into the world of ABO, where knowledge is worthy A little refresher, ABO built on H antigen The precursor substance, without it, we're stagnant IgM and IgG antibodies, we all got 'em ABO, a protein that keeps our blood flowin' Clinically significant, these antibodies play a role Determinin' our blood type, keepin' us whole (Verse 2) Now, let's dive deeper into the significance of ABO It's not just about blood types, there's more to know These antibodies, they protect us from foreign invaders A defense mechanism, our body's creators IgM, the first responder, quick to react IgG, the long-term fighter, ready to counterattack Together, they form a defense team like no other Keeping us safe, our health they cover (Chorus) ABO, the blood group system, let it be known A hidden meaning beneath the surface, now shown Shout out to Pamela Beasley, holdin' it down This rap's dedicated to her, the talk of the town (Verse 3) So next time you think ABO is just a label Remember the science, the truth on the table It's not just about blood types, it's about our defense Keeping us healthy, it makes perfect sense ABO antibodies, clinically significant indeed They guide our medical procedures, helping those in need So shout out to ABO, the unsung hero in our veins Pamela Beasley, thank you for sharing this knowledge gain ABO, a world of science, fascinating and true Let's spread the knowledge, let's make it breakthrough From H antigen to antibodies, it's all interconnected Understanding ABO, our minds will be perfected (Outro) So next time you hear ABO, think beyond the letters It's about our health, our bodies, making us better Thank you, Pamela Beasley, for sharin' this insight ABO, we'll remember it, day and night. A little refresher that ABO is built on H antigen which needs the precursor substance ABO Has IgM and IgG antibodies ABO is a protein ABO Antibodies are clinically significant Shout out to pamela beasley