Worse than that, by count, only a minority of the cells using a person's DNA make up that person. The number of other cells are 10x, but being smaller, only ma

Worse than that, by count, only a minority of the cells using a person's DNA make up that person. The number of other cells are 10x, but being smaller, only make up 1% to 3% by mass. https://www.nih.gov/news-events/news-releases/nih-human-microbiome-project-defines-normal-bacterial-makeup-body https://www.nih.gov/news-events/news-releases/nih-human-micr...