Answer:
National Center for Competency Testing (NCCT)
Explanation:
Answer:
Measuring Volume answer keyMeasuring Volume answer key
Explanation:
Answer: Option A
Explanation:
The T-cells and B-cells of the immune system are the part of specific immune response.
If the number of T-cells dies then the ability to activate B lymphocytes will also be lost as they help B-cells to secrete antibodies and macrophages to destroy the antigens.
T cells also helps in the activation of cytotoxic T-cells to kill the targeted cell which is affected by antigens.
hence, the correct answer is option A
Answer:
Individuals who don't know that they are infected can continue to transmit STDs. Some people who suspect they have an STD may be too embarrassed to seek treatment. to health departments so that contacts can be notified and treated. These contacts can continue to unknowingly transmit the disease to others.
