Transportation of Food and Minerals in Animals and Plants — BIOLOGY STD 8 — Question
ICSE BoardEnglish MediumSTD 8BIOLOGYTransportation of Food and Minerals in Animals and Plants1 Mark
Question
Define term : $Rh-$factor
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Answer
Another antigen found on the surface of red blood cells is called Rhesus factor $(Rh$-$factor)$. People having $Rh$ factor are called $Rh-$positive $(Rh +)$ and the people do not having $Rh-$ factor are called $Rh-$negative $(Rh -)$
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