4. More people die each year in the U. S. as a result of a. Alcohol.
b. Tobacco.
c. Marijuana.
d. Cocaine.
e. Heroin.

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.

L2.4.2 test (cst): fitness and nutritionquestion 15 of 203.pointsidentify the nutrient that kale and other leafy greens contain in significantamounts. o a. fatsob. oilso c. vitamin b12o d. folate

If a doctor needs using a medical imaging machine, a might be called to assist the doctor.