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By the end of what week does an unborn fetus start to develop fingerprints?

Question 1:

By the end of what week does an unborn fetus start to develop fingerprints?

A. 16th

B. 18th

C. 15th

D. 20th

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Trivial Practice Quiz general - Test 119 | Englishfreetest.com

30 minutes
15 questions