Still really small: At 5-6 weeks of pregnancy, the embryo or fetus is only 2-3 mm in size (about the size of one to two sesame seeds). It would be hard to see.
Answered 12/9/2013
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
4 doctors weighed in across 2 answers
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