Select the correct answer.
What would likely have happened to Earth if no icy debris had arrived?
A.
It would still have oceans but no atmospheric water.
B.
It would still have atmospheric water but no oceans.
C.
It would have no oceans or atmospheric water.
D.
It would have traces of water beneath its surface.
E.
It would have released water in volcanic outgassing.

Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm

Knowing the importance of the essential elements, why would someone chose a diet that does not address all of them?

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.