Research on work-site weight-loss programs indicates that the most needed factor to ensure their success is what?

What causes fermentation a. antibodies b. antigens c. microorganisms d. antibiotics

Which statement supports the principle ideas of jean piaget's philosophy? adults should not interact with teachers. children are best educated through standardized training. adults do not think better than children, but they think differently. children should not form hypotheses until they are certain their findings will be correct.

Summarize four pregnancy-prevention methods. discuss the benefits effectiveness and risks of each