Which Is a Trend Observed in the Evolution of Respiratory

question 65

Multiple Choice

Which is a trend observed in the evolution of respiratory surfaces and lungs in vertebrates?

• A) increased size
• B) the presence of capillaries
• C) increased surface area
• D) gain in the ability to absorb oxygen across the skin
• E) ability to move air into the lungs

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Definitions:

Car Carrier Trailers

Specialized types of trailers designed for transporting vehicles from one location to another efficiently and safely.

PTO Pump

A pump powered by a vehicle's Power Take-Off system, used to convert mechanical power from the engine into hydraulic power.

Hydraulic Circuits

Systems using pressurized fluid to power machinery or equipment, controlling the flow and direction efficiently.