Mechanisms That Move Substances Across Membranes Against Concentration Gradients Are

question 97

Multiple Choice

Mechanisms that move substances across membranes against concentration gradients are

• A) calcium ions in the calcium pump.
• B) membrane pumps.
• C) ATP molecules.
• D) passive transport.
• E) facilitated diffusion.

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Definitions:

Internal Slave Trade

The sale and transportation of enslaved African Americans within the United States, especially prevalent after the prohibition of the international slave trade in 1808, leading to the displacement of many from the Upper South to the Deep South.

South Carolina

A state in the southeastern United States, known for its historical significance in the American Civil War and its role in early American history.

Yamasees

A Native American tribe primarily associated with the southeastern United States, known for their involvement in the Yamasee War against colonial settlers.

Licensed English Traders

Individuals or entities granted official permission to conduct trade within certain English territories or with specific goods, especially during the colonial period.