AnswersLA-Biology B-CRCumulative Exam — Cumulative examQuestion 4
4
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Cumulative Exam — Cumulative exam

Question 4 • LA-Biology B-CR

What do goblet cells and cilia have in common?

Answer
A
Both moisten the air.
B
Both filter the air.
C
Both secrete mucus.
D
Both diffuse oxygen.
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