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Discussion

Identify the incorrect sentence or sentences:
a. The brain is a complicated array of more than 100 billion nerve cell.
b. They oversee everything from involuntary functions to creating the essence of our personality.
c. These cells communicate using electrical impulses.
d. Some of these neurons are involved with thought and memory.

  • A.Only a
  • B.a and d
  • C.Only b
  • D.b and c

Answer: B

a and d are incorrect.

More than 100 billion requires the plural nerve cells. And in d, involved with should be involved in - one is involved in an activity, involved with a person.

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