Fragile X syndrome and Huntington disorder are examples of what type of mutation?
a. frameshift
b. base-substitution
c. expansion
d. transposable element
e. point
C
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Allergies run in families because
A. immunoglobulins pass from mother to fetus. B. immunoglobulins pass through breast milk. C. the relative production of IgE is inherited. D. the variable region of antibodies is genetically determined.
MT from case above is also taking Maalox and Dexilant. Which of the following can decrease the levels of levothyroxine?
a) Maalox b) Dexilant
The accompanying figure illustrates a ____.
A. book lung B. tracheal system C. set of gills D. microlung E. circulatory system
The nucleus of a cell
A) is surrounded by a single layer of membrane. B) is contained within the nucleolus. C) contains DNA. D) is the primary location of protein synthesis.