Which was not a result of the 1898 discovery of the four blood types and advances made during the two World Wars? improved blood transfusion safety effective blood preservation solutions developed ability to separate different parts of blood for different uses all blood types made compatible with each other

All blood types are made compatible with each other.

Explanation:

The different types of blood showed that not all blood types are compatible with each other. This is the reason why when a doctor transfer blood, this has to be compatible with the person's blood. Otherwise, the immune system will recognize the blood cells as antigens and proceed to destroy it.

Red blood cells in its surface can have different types of proteins, the proteins or lack of it that a person has determines the type of blood (A, B, AB). Also, if the cell has the Rh protein it will be positive, and if it does not have it, it will be negative. In total, we have eight blood types A+, A-,B+, B-,AB+, AB-,0+,0-  and the compatibility depends on the proteins that a person has.

All blood types are made compatible with each other.

Explanation:

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