6.
which of the following would be considered a pseudoscientific question? (4 points)

what will happen if i mix two chemicals together?

what is my horoscope today?

why do bears hibernate?

why do we experience seasons?

17.
which of the following is not true of theories and laws? (4 points)

a law has no exceptions.

a hypothesis might eventually lead to a theory.

all theories will eventually become laws.

a theory might be proven wrong.

why is it important that scientific theories can be modified as new information comes to light?

Read the following scenario to answer the following question. in some zoos, rare crosses between a male lion and a female tiger have produced hybrid offspring called "ligers." male ligers are sterile but some female ligers are fertile. in the wild, lion and tiger ranges do not naturally overlap, making such a cross unlikely. furthermore, the solitary behavior of tigers and the social organizations of lions create behavioral differences. applying the biological species concept, the sterility of ligers reveals that a. lions are probably a subspecies of tigers b. tigers and lions are the same species c. a new species called "ligers" is forming d. tigers and lions are separate species

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.

Based on their relative positions in the periodic table, which two elements would have the same number of valence electrons?