The Universal Donor of RBCs, but Not Necessarily Plasma, Is

question 57

Multiple Choice

The universal donor of RBCs, but not necessarily plasma, is

• A)AB, Rh-negative.
• B)AB, Rh-positive.
• C)O, Rh-negative.
• D)O, Rh-positive.
• E)ABO, Rh-negative.

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Definitions:

π Molecular Orbitals

Orbitals formed by the overlap of p orbitals on adjacent atoms, significant in determining the bonding and properties of molecules.

Electron Density

Refers to the probability distribution of electrons in a chemical species; higher density regions indicate a greater likelihood of electron presence.

Internuclear Axis

The imaginary line that runs through the nuclei of two atoms bonded together, defining the direction of the bond.

Sigma Bond

A single covalent bond formed from the direct overlap of atomic orbitals, sharing a pair of electrons between atoms.