Which statement best describes a characteristic of an ecosystem?
It must have producers and consumers but not
decomposers.
B It is stable because it has consumers to recycle energy.
C It always has two or more different autotrophs
filling the same niche.
0 It must have organisms that carry out autotrophic
nutrition.

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.