Q
The first evidence of calcification of primary anterior teeth begins approximately between ______________?
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A
A. 14 to 17 weeks in utero
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B
B. 9 to 12 weeks in utero
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C
C. 6- to 9 weeks in utero
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D
D. 17 to 20 weeks in utero
Correct Answer:
A. A. 14 to 17 weeks in utero