Answer:
D) is the answer because it only allows particular molecules to get in and out
Answer:
haciendo lo mejor que puede hacer y creer :)
Explanation:
I think it’s 2.They allow people to avoid experiencing sadness.
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:
