What is the overall importance of fitness? What can some of the negative effects be for not being physically active?

When making french onion soup, how do you prepare the onions? a. sweat and caramelize b. burn c. steam d. caramelize and add mayo e. add no stock.

What parts of the cardiovascular system are affected with atrial fibrillation?

What is the main structural difference between enveloped and nonenveloped viruses? a) enveloped viruses have their genetic material enclosed by a layer made only of protein. b) nonenveloped viruses have only a phospholipid membrane, while enveloped viruses have two membranes, the other one being a protein capsid. c) enveloped viruses have a phospholipid membrane outside their capsid, whereas nonenveloped viruses do not have a phospholipid membrane. d) both types of viruses have a capsid and phospholipid membrane; but in the nonenveloped virus the genetic material is between these two membranes, while in the enveloped virus the genetic material is inside both membranes.