Which is a SMART short-term moderate physical activity goal?

A. Lose 2 pounds each week for 3 weeks.

B. Engage in muscle fitness activities three times per week for 3 weeks.

C. Accumulate 30 minutes of brisk walking every day for 3 weeks.

D. Lose 6 pounds by accumulating 30 minutes of brisk walking every day for 3 weeks.

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.

Which of these contraceptive methods on its own is least likely to prevent pregnancy ? a. spermicides b. condoms c. surgical sterilization d. oral contraceptives

Which health resource is most appropriate for a woman who thinks she might be pregnant?