5. which of the following situations is an example of abstinence? (1 point) a. you are at your friend kate’s birthday party. kate’s parents are not home so some kids are drinking alcohol. you decide to drink with them. b. you are at the mall with some friends. james pulls out a pack of cigarettes and asks if you want one. you decide to smoke a cigarette. c. you are hanging out at a park with your teammates. lisa pulls out a six-pack of beer to share with everyone. you decide to drink a can of soda. d. you invite your friend tom to your house. when he arrives, you see him smoking. he asks if you want to join him. you decide to smoke with him.

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.