Jacki, who has a sedentary lifestyle, is 5'5" tall and weighs 165 lbs. She calculated her BMI to be 27.5 . She recognizes that her body weight is unhealthy and vows to improve her eating habits and begin a regular program of physical fitness. Her goal is to achieve a BMI of 22 . Approximately how much weight (lbs) must she lose?
a. 21 b. 27
c. 33 d. 41
c
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Enterotoxins target the
A) gastrointestinal system. B) cardiovascular system. C) spine and brain stem. D) nervous system.
Bob is committed to losing weight but knows little about nutrition. He has heard his friends discussing types of fat, such as saturated and unsaturated. He has no idea what the terms mean or how they relate to his health and diet. He also has read that the most important improvement a person can make in his or her diet is to eat less cholesterol. Let's answer these questions and help Bob
understand this topic better.Which food is rich in saturated fat? a. steak b. banana c. avocado d. broccoli e. canola oil
Excessive sugar intake is related to development of dental caries because
A. sugar leaches calcium and phosphorus out of teeth. B. salivary amylase dissolves tooth enamel during carbohydrate digestion. C. sugars make the saliva more alkaline, causing damage to tooth enamel. D. oral bacteria produce acids that dissolve tooth enamel when they metabolize sugars.
What is the tertiary structure of a protein?
A) ?the structure of the protein after post-translational modifications have occurred B) ?the structure of the protein determined by electrostatic interactions C) ?the structure of the protein determined by hydrophobic and hydrophilic interactions D) ?the structure of the protein including multiple protein subunits