1. A non-self substance that triggers an immune response is referred to as a(n):
ID: 48696 • Letter: 1
Question
1. A non-self substance that triggers an immune response is referred to as a(n):
Answer:
2. Bacterial growth slows down when someone has a fever because the fever causes the liver and spleen to remove iron from the blood. This slows down bacterial growth since the bacteria need iron to reproduce.
Select one:
True
False
3.Having a very high fever can be deadly because above a certain temperature, the proteins in your body will start to unfold and no longer be functional. For example, the hemoglobin protein would unfold and no longer be able to carry oxygen to the tissues in your body. Since your tissues need oxygen to survive, you would die if those proteins were to unfold.
Select one:
True
False
4. The following symptoms are part of the inflammatory response: redness, swelling, itching, pain
Select one:
True
False
5. The Major Histocompatibility Complex (MHC) marker labels foreign cells as foreign.
Select one:
True
False
6. Viruses replicate by using the iron in the bloodstream to self-replicate.
Select one:
True
False
Explanation / Answer
Answer 1- Antigens.
These are the molecules which can induce the activation of immune response. They have to be of a minimum size to induce the response. The chemical nature can be a carbohydrate, protein or lipid molecule.
Answer 2- True
Both spleen and liver does that along with binding with zinc also. This period of fever is called as "stadium".
Answer 4- False
There is no itching, instead there is heat as part of the four symptoms of inflammation.
Answer 5- False.
This is because MHC marks the cells as "self" not foreign entity.
Related Questions
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.