C) independent.
D) sovereign.
47 .According to the passage, what is one potential outcome of a woman’s brain containing
dormant male cells?
A) Women with such cells may be less susceptible to memory disorders.
B) Women with such cells are less likely to suffer from immune disorders.
C) Women with such cells tend to be more aggressive and physically stronger.
D) Women with such cells are more likely to live with men for several decades at a
time.
48 .Which choice provides the best evidence for the answer to the previous question?
A) Lines 16-18 (“These...disorders”)
B) Lines 30-34 (“What...brain”)
C) Lines 51-54 (“This...pregnancy”)
D) Lines 72-76 (“Microchimerism...nursing”)
49 .Which idea best describes the function of the statement “We all...strange” (lines 35-37)?
A) Many people with certain disorders prefer not to come into contact with strangers.
B) After birth, children often help their mothers and fathers through difficult times.
C) The idea that everyone is unique in some way is no longer scientifically provable.
D) The notion of total individuality may be inconsistent with scientific reality.
50 .According to the passage, non-twin siblings may have some cells in common because they
A) share at least the mother’s half of their genetic makeup.
B) are present for one another’s significant illnesses.
C) are less likely to suffer from the memory disorders that afflict the elderly.
D) may have exchanged unique cells as the younger sibling was in the womb.
51 .Which choice provides the best evidence for the answer to the previous question?
A) Lines 55-57 (“Since...gestation”)
B) Lines 64-69 (“Since...disease”)
C) Lines 76-81 (“In addition...gestation”)
D) Lines 81-85 (“Women...mother”)
52 .Based on the information in the passage and the graphic, which of the following most
accurately describes an effect of microchimerism?
A) It is possible that a mother’s cells would be found in the brain of an infant to whom
she has given birth.