All nucleated cells contain class ii mhc.
Hence option (b) is correct.
Any cell having a nucleus is referred to as a nucleated cell, and the sorts of nucleated cells that are present vary on the source of the material.
In contrast to adult red blood cells, which normally lack a nucleus, white blood cells are a frequent form of nucleated cell and can be further classified into different categories (e.g., neutrophils, lymphocytes, and eosinophils).
Major Histocompatibility Complex (MHC) Class II molecules are a subset of MHC molecules that are typically exclusively found on specialized antigen-presenting cells like dendritic cells, mononuclear phagocytes, certain endothelial cells, thymic epithelial cells, and B cells.
These cells are crucial for starting immunological reactions.
An external protein is endocytosed, digested in lysosomes, and the resulting epitopic peptide fragments are loaded onto MHC class II molecules during phagocytosis, which happens before the molecules get to the cell surface.
Learn more about MHC II Class molecules here https://brainly.com/question/12878835
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