The answer u r looking for is- D* failure of the immune system to distinguish self from nonself. Hope I’ve helped ;)
B. The flower color in a population changes over time.
Answer:
The answer is C.) if mosquitoes are given a light in a dark room, they will fly toward the light.
Explanation:
Hope this helps :))
IT'S called NaOH. Hope this helps you. Would mind marking this a brainliest answer :)