H BLOOD GROUP
\ˈe͡ɪt͡ʃ blˈʌd ɡɹˈuːp], \ˈeɪtʃ blˈʌd ɡɹˈuːp], \ˈeɪ_tʃ b_l_ˈʌ_d ɡ_ɹ_ˈuː_p]\
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The major human blood type system which depends on the presence or absence of two antigens A and B. Type O occurs when neither A nor B is present and AB when both are present. A and B are genetic factors that determine the presence of enzymes for the synthesis of certain glycoproteins mainly in the red cell membrane.
By DataStellar Co., Ltd
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.