Pregnancy and Prenatal Development
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Last updated about 2 years ago
3 questions
1
Why is the first trimester the most crucial?
Why is the first trimester the most crucial?
1
Once the zygote implants it turns into a fetus.
Once the zygote implants it turns into a fetus.
1
What week does hair and fingerprints start to form?
What week does hair and fingerprints start to form?