Answer:
Durante esta fase, el endometrio se prepara para soportar un embarazo o desintegrarse en la menstruación. El aumento en los niveles de progesterona hace que el endometrio deje de engrosarse, y se comience a preparar para la implantación potencial de un óvulo fertilizado
Explanation:
The correct answer is they blazed trails through the Rocky Mountains and other difficult terrain.
Mountain men were people who lived in the wild of Rocky Mountains from 1810 to 1880. These men played an important role in <em>creating roads</em> so people from the East could travel to the West, helping the fur companies improve their trade. Many mountain men worked as a <em>“free trappers”</em>(by their own), but a lot of them were hired by fur companies.
Answer:
Nullification Crisis was caused by the introduction of a series of protective tariffs. ... The 1828 Tariff of Abominations which sparked the Nullification Crisis was the third protective tariff implemented by the government.
Explanation:
tariffs null
