Why do heart cells have different characteristics than skin cells?

Question

Heart cells have different DNA than skins cells.
Heart cells reproduce by mitosis.
Heart cells express different genes than skin cells.
Heart cells reproduce by cell differentiation.

Answer 1

All of the options provided are potential reasons why heart cells have different characteristics than skin cells. However, the most accurate answer would be that heart cells express different genes than skin cells. Gene expression refers to the process by which information from a gene is used to create a functional gene product, such as a protein. Different types of cells in the body express different genes, resulting in unique characteristics and functions for each cell type.