Water Flows into the Source End of a Sieve Tube

question 46

Multiple Choice

Water flows into the source end of a sieve tube because

• A) sucrose has diffused into the sieve tube, making it hypertonic.
• B) sucrose has been actively transported into the sieve tube, making it hypertonic.
• C) water pressure outside the sieve tube forces in water.
• D) the companion cell of a sieve tube actively pumps in water.
• E) sucrose has been transported out of the sieve tube by active transport.

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Definitions:

Purge

To remove or eliminate something undesirable completely, often used in the context of emotional or physical cleansing.

Hallucinations

Perceptions in a conscious and awake state in the absence of external stimuli, which have qualities of real perception, making them vivid and distinct.

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The process of receiving and interpreting information through the senses such as sight, sound, touch, taste, and smell.

Bulimia Nervosa

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