There is little sunlight at high altitudes during the winter, so few crops grow even if temperatures are regulated. to address the problem, special lamps can be used in greenhouses. these lamps allow plants to grow during the winter months. scientific knowledge of which topic was necessary to solve this problem?

Sally, age 3 months, has a moist, red, vesicular rash on her cheeks, the backs of her hands, and her arms. her mother said sally was constantly trying to scratch the rash and often has difficulty sleeping. her father has a family history of allergic rhinitis and asthma. discussion questions. 1. review atrophic dermatitis from chapter 3 and discuss the pathophysiology of sally’s symptoms. 2. why is the father’s medical history significant, and what can sally expect as she grows up? 3. discuss the need to limit scratching, and describe practical methods to achieve this.