If you use it perfectly, the patch is 99% effective. But people aren't perfect, and it can be easy to make a mistake. so in reality, the patch is about 91% effective. That means about 9 out of 100 patch users get pregnant each year.
The Answer is C hereditary diseases
Answer:
Explanation:
Someone might qualify for an organ transplant if her organs are <u><em>Healthy .</em></u>
<u><em></em></u>
Organ transplants can be unsafe because the recipient’s body could <u><em>attack</em></u>
the new organ.
