What Is the Primary Method by Which Materials Such as O₂

question 204

Multiple Choice

What is the primary method by which materials such as O₂, CO₂, and nutrients are exchanged between blood and the surrounding tissues?

• A)passive diffusion of substances across the capillary wall down their concentration gradients
• B)active transport of materials across the capillary wall
• C) osmotic pressure drawing water and solutes out of the capillary, and bringing these dissolved nutrients into contact with the tissue cells
• D) processes of ultrafiltration and reabsorption

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Definitions:

Daniel Dulany

Daniel Dulany was an 18th-century American colonial leader and Loyalist, known for his writings opposing British tax policies prior to the American Revolution.

Imposing Taxes

The act of establishing and enforcing mandatory contributions to be paid by individuals or businesses to support government activities and services.

British Colonies

Territories under British rule during the age of exploration and empire, significant for the spread of English language, culture, and economic systems worldwide.

Townshend Duties

The Townshend Duties were a series of British taxes on colonies in America imposed in 1767 on imports such as tea, glass, and paper, which sparked widespread protests.