<span>Pathogen is the term for bacteria and virus's are not helpful. They are harmful to other living system and cause disease. All bacteria are not pathogens but all bacterial pathogens are harmful and disease causing. Therefore the correct response is true.</span>
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:
I think the answer to this is A but I’m not sure
Answer: Medical oncologist: A doctor who specializes in diagnosing and treating cancer with chemotherapy and other drugs. A medical oncologist is different from a surgical oncologist, who mostly treats cancer with surgery.
Explanation:
Answer:
Yes.
Explanation:
Yes, its field is more prone to soil erosion because the steep is sloppy and when the water comes to lower, it brought soil particles with them. So reduce erosion on these sloppy lands, contour type of farming should be used in order to avoid soil erosion. Terraces should be build on these steep slopes in order to reduce the speed of flowing water and prevent erosion.
