Answer:
Many men with testicular cancer have no known risk factors. And some of the known risk factors, such as undescended testicles, white race, and a family history of the disease, can’t be changed. For these reasons, it's not possible to prevent most cases of this disease at this time.
Experts recommend correcting cryptorchidism in boys for a number of reasons (such as preserving fertility and body image), but it’s not clear how much this changes the child’s risk for testicular cancer.
Explanation:
Answer:
Question 1:
Answer = Option A, 5 minutes
Question 2:
Answer = 10 - 30 seconds
Hope this helps!
Answer:
<em>Antibodies attach to a specific antigen and make it easier for the immune cells to destroy the antigen. T lymphocytes attack antigens directly and help control the immune response. They also release chemicals, known as cytokines, which control the entire immune response</em><em>.</em>
Answer:
please translate to English language , thanks.
