Homework Clinic
Social Science Clinic => Family Studies and Human Development => Topic started by: melina_rosy on Sep 26, 2020
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Question 1
Zoe and Zia are identical twins. Based on this, we know that they formed from the split of __________ during the __________ stage of development.
◦ two zygotes; embryonic
◦ a single zygote; germinal
◦ two zygotes; fetal
◦ a single zygote; embryonic
Question 2
Constance experienced what she thought was an extra heavy flow during her menstruation one month. According to the text, what is one possible explanation for this?
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Answer 1
a single zygote; germinal
Answer 2
The ideal answer should include:
1. Constance is likely experiencing a miscarriage, due to unsuccessful implantation of the zygote.
2. Only about 30 percent of zygotes are successful in implanting.
3. The rest are washed out of the uterus.
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