Answer:
endometrium
Explanation:
The endometrium changes throughout the menstrual cycle in response to hormones. During the first part of the cycle, the hormone estrogen is made by the ovaries. Estrogen causes the lining to grow and thicken to prepare the uterus for pregnancy.
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Slavery is a constitutional issue that caused partisan conflicts before the Civil War.
Given that constitutional issue contributed to sectional conflict before the civil war.
Because this constitutional issue contributed to the pre-civil war partial conflict. We are obligated to name constitutional issues. The Civil War was essentially a war within the United States, fought between the United States and the Confederacy. The issue that caused the partial conflict before the Civil War was slavery. Slavery is basically the state of being enslaved, held or possessed as property or property.
Hence the constitutional issue that caused the partial conflict before the Civil War is the issue of slavery.
Learn more about slavery at brainly.com/question/567921
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