Examlex
When the forces pulling water through the xylem are large, the risk of vessel collapse is _____ and the chance that an air bubble will be spread from one vessel to another is _____.
1930s
A decade marked by the global economic downturn known as the Great Depression, significant political changes, and the lead up to World War II.
Presidential Campaigns
The process by which candidates for the presidency of a country promote themselves and their policies to the electorate to win votes.
Barack Obama
The 44th President of the United States, serving from 2009 to 2017, and the first African American to hold the office.
Donald Trump
The 45th President of the United States, known for his business background and controversial presidency.
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