Why is a food web a better description of feeding relationships in a community than a food chain?

Examine how a community can affect personal health practice and behaviors

If mary has stopped her resistance training for three weeks, once she continues, she should work out harder to get back in shape keep her workout the same as before her break reduce the weight during the workout session reduce the rest times between sets

The hazard communication standard has requires that each container holding a hazardous chemical have a warning label that is easily seen . what information must the label contain ?