RH Factor Genetics Explained - Why is RH- so rare?

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A huge queue is growing outside Lifeblood Town Hall as Sydneysiders donate blood in the wake of the Bondi Beach terror attack. O-negative and O-positive blood types are particularly low, with anyone able to give blood urged to book an appointment by calling 13 14 95 or using the Lifeblood app. #bondi #bondibeach #bondishooting #sydney #lifeblood If you need help in a crisis, call Lifeline on 13 11 14. For further information about depression contact beyondblue on 1300 224 636 or talk to your GP,

Rh blood group system | Body fluids and circulation | Biology | Khan Academy

How Rh factor affects a pregnancy

Rh incompatibility - Hemolytic disease of the newborn (HDN) - Erythroblastosis fetalis - Hemolysis