The answer will be Rh factor
Explanation: Rh factor is represented by a+ or - sign, which affects the compatibility of blood with other blood types
Yes, the protein is found on the surface of the red blood cell which is represented by a positive or negative sign.
It is termed as Rh factor.
Rh factor refers to the class of antigen or protein found on the red blood cell.
If the protein is present, then the person is said to be Rh positive and when the protein is absent the person is said to be Rh negative.
Organisms are interdependent by all taking part in a food chain. Organisms rely on each other to sustain the ecological environment, something that humans have been lacking in. So, in general, organisms are interdependent because they have no choice
Explanation: