Answer:
Harmful
Explanation:
When you have an autoimmune disorder, your immune system does not distinguish between healthy tissue and potentially harmful antigens.
Answer:
Kettlewell thought that if natural selection caused the change in the moth population, the following must be true: Heavily polluted forests will have mostly dark peppered moths. Clean forests will have mostly light peppered moths. Dark moths resting on light trees are more likely than light moths to be eaten by birds.
It is b. If I am wrong I am sorry
Answer: Decrease
Explanation: Because their foot is being used more.
I think that's what it said.
The answer is B proteins.
