Major histocompatibility complex class I molecules are found on

A. antigen-presenting cells
B. all nucleated cells
C. none of the choices are correct
D. all human cells



Answer :

Final answer:

Major Histocompatibility Complex (MHC) class I molecules are present on all nucleated cells and play a key role in immune signaling.


Explanation:

Major Histocompatibility Complex (MHC) class I molecules are found on all nucleated cells. These molecules play a crucial role in signaling to immune cells whether a cell is healthy or infected/cancerous through presenting antigens for recognition.


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