Answer to Question 1
B
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A Incorrect. Thalassemia does not involve dominant genes.
B Correct. The thalassemias are a group of inherited autosomal recessive disorders, characterized by an impaired rate of hemoglobin chain synthesis.
C Incorrect. If children with this disorder are not treated, they will die by the age of 5 to 6 years; but, their life can be extended with treatments by 1 to 2 decades.
D Incorrect. Treatment of thalassemia involves years of transfusions with often severe side effects.
Answer to Question 2
C
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A Incorrect: Telling boys that big boys don't cry would not be the most helpful behavior for a child to internalize a specific gender.
B Incorrect: Buying and encouraging wearing the clothing and accessories of the gender would not be the most helpful behavior for a child to internalize a specific gender.
C Correct: Continual rewards for responding in a manner consistent with a specific gender internalizes that identity.
D Incorrect: Asking a daughter to do the dishes and a son to mow the lawn would not be the most helpful behavior for a child to internalize a specific gender.