A Key Step in the Evolution of Vascular Plants Was

question 10

Multiple Choice

A key step in the evolution of vascular plants was the ability to produce ____, a strengthening polymer in the walls of cells that function for support and conduction

• A) cutin
• B) chitin
• C) lignin
• D) actin
• E) cellulose

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Definitions:

Environmental Costs

The financial and ecological impacts associated with the depletion or degradation of natural resources and pollution caused by human activities.

Postwar Economic Boom

The period of rapid economic growth in Western countries, especially the United States, following the end of World War II, lasting approximately from the mid-1940s to the early 1970s.

American Society

The social structure and cultural norms prevalent in the United States, which vary widely across different periods and regions.

1950s

The decade spanning from January 1, 1950, to December 31, 1959, marked by post-World War II recovery, the beginning of the Cold War, and significant cultural shifts in the United States and worldwide.