The answer u r looking for is- D* failure of the immune system to distinguish self from nonself. Hope I’ve helped ;)
The incorrect one in the Meiosis category would be,
"Same number of chromosomes as the original cell."
This is because the original cell would've had 46 chromosomes but the new cell only 23.
When there is a - in front of an expression in parentheses, change the sign of each term in the expression