Tips for Keeping Your Car Battery Charged. 1  DO drive your car. This may seem obvious but itâs actually really important. 2  DO keep your battery clean so that damaging corrosion never gets the chance to build. If you donât feel confident cleaning it yourself, no worries! 3  DO invest in a car battery self jumper.
Best Answer: O positive ok for transfusing to all positive types. O negative is a unversal to all types. So you cannot donate blood for an O negative if you are O positive. If you just want to donate plasma then you can donate, just not whole blood.
For transfusions, it is best to match as many blood types as possible, but ABO and Rh are the most important. Type O- blood is the universal donor, while type AB+ is the universal acceptor. Source: Ana Cvejic et al. SMIM1 underlies the Vel blood group and influences red blood cell traits. Nature Genetics.