What does this expression mean/do?              Dno average(salary)(Employee)

Given the relations R={a, b, c}, S={b, d}, R S yields a relation containing: ( = intersection)

Genetic variance in organisms comes about through

Please record yourself practicing the following vocab in Arabic. Thanks!  قَمَر- شَمْس – قَريب – ماء – وَرْدَة –  سَرير- خُبْز

LOC refers to level loss of consciousness.

The medical abbreviation for vital signs is?

The medical abbreviation for times is___________?

UE means Upper Extremity

UA refers to Upper Abdomen

LLQ stands for lower left quadrant