Answer:
An antibody is a blood protein in response to and counteracting a specific antigen. Antibodies combine chemically with substances that the body recognises as alien, such as bacteria, virsues and foreign substances in the blood.
- An antigen is a large moleule on the outside of a cell
- All living cells have antigens on the surface of their plasma membrane- These identify cells as"self' within the immune system
- Cells from the same individual have the same antigens while cells from different indivudial have different antigens
- A/B/O blood groups are related to antigens
Explanation:
Answer:
C and D
Explanation:
Well,
Bloodborne pathogens are infectious microorganisms in human blood that can cause disease in humans. These pathogens include, but are not limited to, hepatitis B (HBV), hepatitis C (HCV) and human immunodeficiency virus (HIV). Needlesticks and other sharps-related injuries may expose workers to bloodborne pathogens.
A prepare before the meeting
<span>Schizophrenia was first described by Dr Emil Krapelin in the 19th century. He was director of the psychiatric clinic at the university in Estonia. He first used the term Dementia Praecox or premature dementia and he believed that the condition always had a steadily worsening course or if there was any improvement over time it would only be partial.</span>
Answer:
I think it is 1: Infants but I am not sure tell me if i'm wrong pls
