a, because exercise doesn't just aid the prevention of certain diseases, it helps prevent many diseases. i would've chosen d if it wasn't so specific but a is the correct answer.
Well, I'm not sure about how many cells we have, but the average human body makes about 259 billion red blood cells per day. (That's why I don't know). Also, there are about 200 different types of cells with about 20 different types of organelles.
Hope this helps!
Answer:
A transdermal patch is a patch that attaches to your skin and contains medication. The drug from the patch is absorbed into your body over a period of time. If you’d rather not have a pill or an injection, a patch may be a more comfortable option for taking some medications. Transdermal patches are used to deliver a range of drugs into the body.
Explanation:
Answer:
the cranium
Explanation:
The Skull. The skull is made up of 22 bones: the cranium includes eight bones that surround and protect the brain and 14 bones that form the face. In adults, all but one of the skull bones are fused together by immovable joints called sutures.