The genetics of red hair appear to be associated with the melanocortin-1 receptor (MC1R), which is found on chromosome 16. Eighty percent of redheads have an MC1R gene variant.
I cannot find this source for this I'm sorry. I meant to add it but I lost the site
B. when the immune system attacks the body's own cells
Answer:
D
Explanation:
all cells does not come from other cells coz the other cells comes by addition of cells
