DescriptionHuman Embryo 6 - 7 weeks (02).jpg Human Embryo: 6 - 7 weeks This is an approximately 6-7 week estimated gestational age 19mm embryo from conception...
Attribution-Share Alike 2.5 truetrue This is a picture of a human fetus at 6 weeks' gestational age (i.e. 4 weeks after fertilization). A color version of this image...
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