Amanda (age 39) lives a very hectic life that allows for little sleep. she doesn't eat a healthy diet or exercise. she is worried because her mother developed heart disease at the age of 40. what are the uncontrollable risk factors in amanda's situation? a. environment, stress, lack of sleep b. diet, age, and lack of exercise c. gender, diet, and the environment d. heredity, age, and gender

The germs that cause infections are mainly spread in what three ways? a. immunization, mucous membranes, not washing hands b. germ-laden droplets, direct contact with body fluids, insects c. hand hygiene, sickness, immunization d. not enough sleep, low oral hygiene, germs

Of good nutrition because it is essential to all forms of metabolism in the body

Which barrier to economic development is shown in the following examples? i. the high rate of hiv infection in underdeveloped nations ii. the use of children as soldiers in uganda’s army in the early 2000s iii. low literacy rates in underdeveloped nations with limited exposure to adequate education a. foreign debt b. political instability c. widespread disease d. low levels of social welfare