List three reason why a study may be considered invalid

How many adults are effected by hypertension/ high blood pressure 1 million 1/2 adults 1/3 adults 2/3 adults 20 million

Although animals share many common characteristics, there is also a great amount of diversity found in animals. which animals are ectothermic, obtain dissolved oxygen in water through gills, have scales, have fins, and live in water?

Describe an individual healthy weight-management plan. the plan should include specific details about goals, diet, exercise, and evaluative monitoring.