Deadheading Was the Practice of Giving Reporters Free Rail Passes

question 106

True/False

Deadheading was the practice of giving reporters free rail passes with the tacit understanding that they would write glowing reports about rail travel.

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Definitions:

Osmosis

Diffusion of water across a selectively permeable membrane; occurs in response to a difference in solute concentration between the fluids on either side of the membrane.

Sieve Elements

Living cells that compose sugar-conducting sieve tubes of phloem. Each sieve tube consists of a stack of sieve elements that meet end to end at sieve plates.

Osmosis

The movement of water molecules through a semipermeable membrane from a region of lower solute concentration to higher concentration.

Sink Cells

Cells that act as repositories for the products of photosynthesis or other metabolic activities, often located in different parts of a plant.