For much of the twentieth century, the basis for the Texas economy was
A) agriculture.
B) cattle.
C) cotton.
D) petroleum.
E) shipping.
Question 2
The first real economy of Texas was
A) inherited from the Mexicans and was based on energy production.
B) created by southern planters and based on cotton, a money crop.
C) exclusively based on the barter system with Native Americans.
D) not developed until the industrial revolution and the urbanization of the state.
E) confined exclusively to the coastal region and based on shipping and trade.
The chromosomal basis of allele segregation.
Monstrous people from distant lands depicted in a fifteenth-century European woodcut.
Medicinal leeches on a patient’s neck. Today leeches are sometimes used in microsurgery to prevent b
Simple harmonic motion also forms the basis for understanding mechanical waves
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The Importance in the World Fossil Fuel Economy