Answer:
The correct answer is- Preeclampsia
Explanation:
Preeclampsia is a complication during pregnancy which is characterized by high blood pressure in the pregnant woman and damage to internal organs like liver and kidney.
This complication starts normally after 20 weeks of the pregnancy. Before starting preeclampsia the pregnant woman's blood pressure is normal. Preeclampsia can lead to serious complications if it untreated and the delivery of the baby is the most effective treatment.
Therefore preeclampsia is a life-threatening disease, characterized by high blood pressure in pregnant women.
The enzyme responsible for that is DNA helicase.
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