The Force That Moves Material Through Phloem Is Provided By

question 67

Multiple Choice

The force that moves material through phloem is provided by:

• A)gravity.
• B)transpiration.
• C)osmosis.
• D)active transport.

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Definitions:

Respiratory Membrane

The structure in the lungs where gas exchange between the air and blood takes place, consisting of alveolar and capillary walls.

Tuberculosis

An infectious disease caused by the bacterium Mycobacterium tuberculosis, primarily affecting the lungs but can spread to other organs.

Partial Pressure

The pressure that a single gas component in a mixture of gases would exert if it occupied the entire volume alone at the same temperature.

Pulmonary Capillaries

Tiny blood vessels located within the lungs where gas exchange, including the uptake of oxygen and release of carbon dioxide, occurs.